{"id":27102,"date":"2025-03-29T15:00:18","date_gmt":"2025-03-29T06:00:18","guid":{"rendered":"https:\/\/social-studies-magazine.com\/zero\/?p=27102"},"modified":"2025-04-21T18:15:22","modified_gmt":"2025-04-21T09:15:22","slug":"fertile","status":"publish","type":"post","link":"https:\/\/social-studies-magazine.com\/zero\/fertile","title":{"rendered":"\u300c\u80a5\u6c83\u306a\u571f\u5730\u300d\u3063\u3066\u5177\u4f53\u7684\u306b\u3069\u3046\u3044\u3046\u610f\u5473\uff1f"},"content":{"rendered":"\n<p>\u5730\u7406\u306e\u6559\u79d1\u66f8\u306b\u51fa\u3066\u304f\u308b\u300c\u80a5\u6c83\u306a\u571f\u5730\u300d\u3068\u3044\u3046\u8868\u73fe\u3002\u308f\u304b\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u5b9f\u306f\u308f\u304b\u3063\u3066\u3044\u306a\u3044\u8868\u73fe\u306e\u4ee3\u8868\u3060\u3068\u601d\u3046\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u7684\u306b\u3069\u3046\u3044\u3046\u610f\u5473\u3067\u3001\u3069\u3046\u3044\u3046\u6761\u4ef6\u3092\u6e80\u305f\u3059\u571f\u5730\u304c\u300c\u80a5\u6c83\u306a\u571f\u5730\u300d\u306a\u306e\u304b\uff1f<\/p>\n\n\n\n<section class=\"wp-block-jinr-blocks-simplebox b--jinr-block-container\"><div class=\"b--jinr-block b--jinr-box d--heading-box3  \"><div class=\"a--simple-box-title d--bold\">Summary<\/div><div class=\"c--simple-box-inner\">\n<p><strong>\u9178\u7d20\u30fb\u6c34\u30fb\u6804\u990a\u3092\u5341\u5206\u306b\u5438\u53ce\u3067\u304d\u308b\u571f\u58cc<\/strong>\u304c\u80a5\u6c83\u306a\u571f\u58cc\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u7684\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u91cd\u8981\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li><strong>\u30d5\u30ab\u30d5\u30ab\u3067\u3001\u3061\u3087\u3046\u3069\u3044\u3044\u6c34\u306f\u3051<\/strong><\/li>\n\n\n\n<li><strong>\u6804\u990a\u5206\u304c\u591a\u3044<\/strong><\/li>\n\n\n\n<li><strong>\u9069\u5ea6\u306a\u9178\u5ea6\uff08pH6\uff5e7\uff09<\/strong><\/li>\n\n\n\n<li><strong>\u5fae\u751f\u7269\u304c\u9069\u5ea6\u306b\u6d3b\u52d5<\/strong><\/li>\n<\/ul>\n<\/div><\/div><\/section>\n\n\n\n<section class=\"wp-block-jinr-blocks-fukidashi b--jinr-block b--jinr-fukidashi\">\n\t\t\t\t<div class=\"o--jinr-fukidashi d--fukidashi-chat d--fukidashi-left d--fukidashi-border-normal d--border-simplecolor\">\n\t\t\t\t<div class=\"c--fukidashi-img-box\">\n\t\t\t\t<div class=\"a--fukidashi-img d--fukidashi-img-simplecolor\"><img loading=\"lazy\" decoding=\"async\" width=\"72\" height=\"72\" src=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2026\/03\/\u3082\u3061\u304a\u304b.jpg\" alt=\"\u30e2\u30c1\u30aa\u30ab\"\/><\/div>\n\t\t\t\t<span class=\"a--fukidashi-icon-name\">\u30e2\u30c1\u30aa\u30ab<\/span>\n\t\t\t\t<div class=\"a--fukidashi-img-circle\" style=\"background-color:#eee;\"><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"c--fukidashi-contents\" style=\"border-color:#eee; background-color:#fff;\"><div class=\"o--fukidashi-inner\">\n<p>\u30e2\u30c1\u30aa\u30ab\u3067\u3059\u3002<a href=\"https:\/\/x.com\/MOCHIOKA_KEI\">Twitter<\/a>\u3001<a href=\"https:\/\/www.youtube.com\/@social-studies-channel\">YouTube<\/a>\u3084\u3063\u3066\u307e\u3059\uff01\u3010<a href=\"https:\/\/social-studies-magazine.com\/zero\/contact-form\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a>\u30fb<a href=\"https:\/\/social-studies-magazine.com\/zero\/profile\" data-type=\"page\" data-id=\"24901\">\u81ea\u5df1\u7d39\u4ecb<\/a>\u3011<\/p>\n<\/div><span class=\"a--fukidashi-parts-after\" style=\"color:#fff;\"><\/span><span class=\"a--fukidashi-parts-before\" style=\"color:#eee;\"><\/span><\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/section>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">\u80a5\u6c83\u306a\u571f\u5730\u3068\u306f<\/h2>\n\n\n\n<p>\u4f5c\u7269\u304c\u3088\u304f\u80b2\u3064\u571f\u5730\u306e\u3053\u3068\u3002\u3082\u3063\u3068\u8a00\u3048\u3070\u3001<strong>\u690d\u7269\u306e\u6210\u9577\u306b\u3068\u3063\u3066\u7406\u60f3\u7684\u306a\u6761\u4ef6\u304c\u305d\u308d\u3063\u305f\u571f\u58cc<\/strong>\u306e\u3053\u3068\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/4L6A4400-1-1024x683.jpg\" alt=\"\" class=\"wp-image-27444\" srcset=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/4L6A4400-1-1024x683.jpg 1024w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/4L6A4400-1-300x200.jpg 300w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/4L6A4400-1-768x512.jpg 768w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/4L6A4400-1-1536x1024.jpg 1536w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/4L6A4400-1.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\uff082019.7\u64ae\u5f71\uff09<\/figcaption><\/figure>\n<\/div>\n\n\n<p>\u690d\u7269\u304c\u751f\u304d\u3001\u6210\u9577\u3059\u308b\u305f\u3081\u306b\u306f<\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u547c\u5438\u306e\u305f\u3081\u306e<strong>\u9178\u7d20<\/strong>\uff08\u2190\u6839\u304b\u3089\u5438\u53ce\uff09<\/li>\n\n\n\n<li><strong>\u6c34\u5206<\/strong>\uff08\u2190\u6839\u304b\u3089\u5438\u53ce\uff09<\/li>\n\n\n\n<li><strong>\u6804\u990a<\/strong>\uff08\u2190\u6839\u304b\u3089\u5438\u53ce\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u304c\u5fc5\u8981\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u203b\u5149\u5408\u6210\u306b\u5fc5\u8981\u306a\u4e8c\u9178\u5316\u70ad\u7d20\u3068\u5149\u306f\u5341\u5206\u306b\u3042\u308b\u3001\u3068\u3044\u3046\u60f3\u5b9a<\/p>\n\n\n\n<p><strong>\u9178\u7d20\u30fb\u6c34\u5206\u30fb\u6804\u990a\u3092\u5341\u5206\u306b\u5438\u53ce\u3067\u304d\u308b\u3088\u3046\u306a\u571f\u58cc<\/strong>\u304c\u300c\u690d\u7269\u306e\u6210\u9577\u306b\u3068\u3063\u3066\u7406\u60f3\u7684\u306a\u6761\u4ef6\u304c\u305d\u308d\u3063\u305f\u571f\u58cc\u300d\uff1d\u80a5\u6c83\u306a\u571f\u58cc\u3068\u3044\u3046\u3053\u3068\u3002<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3067\u306f\u3001<strong>\u9178\u7d20\u30fb\u6c34\u5206\u30fb\u6804\u990a\u3092\u5341\u5206\u306b\u5438\u53ce\u3067\u304d\u308b\u3088\u3046\u306a\u571f\u58cc<\/strong>\u3068\u306f\u3069\u3093\u306a\u571f\u58cc\u306a\u306e\u304b\uff1f<\/p>\n\n\n\n<h2 class=\"wp-block-heading jinr-heading d--bold\">\u80a5\u6c83\u306a\u571f\u5730\u306e\u6761\u4ef6<\/h2>\n\n\n\n<p><strong>\u7269\u7406\u30fb\u5316\u5b66\u30fb\u751f\u7269\u7684\u306a\u6761\u4ef6\u304c\u3061\u3087\u3046\u3069\u3044\u3044<\/strong>\u3001\u3053\u3068\u304c\u91cd\u8981\u3002<\/p>\n\n\n\n<section class=\"wp-block-jinr-blocks-fukidashi b--jinr-block b--jinr-fukidashi\">\n\t\t\t\t<div class=\"o--jinr-fukidashi d--fukidashi-chat d--fukidashi-left d--fukidashi-border-normal d--border-simplecolor\">\n\t\t\t\t<div class=\"c--fukidashi-img-box\">\n\t\t\t\t<div class=\"a--fukidashi-img d--fukidashi-img-simplecolor\"><img loading=\"lazy\" decoding=\"async\" width=\"72\" height=\"72\" src=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2026\/03\/\u3082\u3061\u304a\u304b.jpg\" alt=\"\u30e2\u30c1\u30aa\u30ab\"\/><\/div>\n\t\t\t\t<span class=\"a--fukidashi-icon-name\">\u30e2\u30c1\u30aa\u30ab<\/span>\n\t\t\t\t<div class=\"a--fukidashi-img-circle\" style=\"background-color:#eee;\"><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"c--fukidashi-contents\" style=\"border-color:#eee; background-color:#fff;\"><div class=\"o--fukidashi-inner\">\n<p>\u300c\u7269\u7406\u6027\u30fb\u5316\u5b66\u6027\u30fb\u751f\u7269\u6027\u300d\u3068\u3044\u3046\u7528\u8a9e\u3092\u4f7f\u3046\u3068\u5c02\u9580\u7684\u306b\u306a\u308a\u3059\u304e\u3066\u3057\u307e\u3046\u306e\u3067\u3001<\/p>\n\n\n\n<p><span style=\"text-decoration: underline;\">\u8981\u3059\u308b\u306b\u3069\u3046\u3044\u3046\u3053\u3068\u306a\u306e\u304b\uff1f\u3092\u3056\u3063\u304f\u308a\u565b\u307f\u7815\u3044\u3066\u8aac\u660e\u3059\u308b<\/span>\u3002<\/p>\n<\/div><span class=\"a--fukidashi-parts-after\" style=\"color:#fff;\"><\/span><span class=\"a--fukidashi-parts-before\" style=\"color:#eee;\"><\/span><\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/section>\n\n\n\n<p class=\"has-small-font-size\">\uff08\u5c02\u9580\u7684\u306a\u8a71\u306f\u3053\u3061\u3089\u2192<a href=\"https:\/\/emlabo.co.jp\/guide\/guide0502\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u571f\u3065\u304f\u308a\u306e\u305f\u3081\u306e3\u3064\u306e\u8981\u7d20<\/a>\uff09<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">\u30d5\u30ab\u30d5\u30ab\u3067\u3001\u3061\u3087\u3046\u3069\u3044\u3044\u6c34\u306f\u3051<\/h3>\n\n\n\n<p>\u30d5\u30ab\u30d5\u30ab\u306a\u571f\u3060\u3068\u3001\u6839\u304c\u306e\u3073\u3084\u3059\u304f\u3001\u901a\u6c17\u6027\u304c\u826f\u304f\u306a\u3063\u3066\u7a7a\u6c17\u3092\u5438\u53ce\u3057\u3084\u3059\u304f\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u4e7e\u71e5\u3057\u3066\u3044\u305f\u308a\u8e0f\u307f\u56fa\u3081\u3089\u308c\u305f\u308a\u3057\u3066\u3044\u3066\u3001\u786c\u3059\u304e\u308b\u571f\u3060\u3068\u6839\u3063\u3053\u304c\u4f38\u3073\u306b\u304f\u304f\u3001\u9178\u7d20\u3084\u6c34\u5206\u306e\u5438\u53ce\u304c\u59a8\u3052\u3089\u308c\u308b\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u203b\u30b9\u30ab\u30b9\u30ab\u3067\u67d4\u3089\u304b\u3059\u304e\u308b\u571f\u3060\u3068\u6839\u3063\u3053\u304c\u5b9a\u7740\u3057\u306a\u3044\u306e\u3067\u30d0\u30e9\u30f3\u30b9\u304c\u5927\u4e8b\u3002<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u307e\u305f\u3001\u6c34\u3092\u305f\u3081\u3059\u304e\u305f\u308a\u3001\u6d41\u3057\u3059\u304e\u305f\u308a\u3057\u306a\u3044\u571f\u3067\u3042\u308b\u3053\u3068\u3082\u91cd\u8981\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u6c34\u3092\u305f\u3081\u3059\u304e\u3066\u3057\u307e\u3046\u571f\uff08\uff1d\u4fdd\u6c34\u6027\u304c\u9ad8\u3059\u304e\u308b\u571f\uff09\u3060\u3068\u3001\u6839\u304c\u9178\u7d20\u3092\u5438\u53ce\u3067\u304d\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u6839\u8150\u308c\u3057\u3066\u3057\u307e\u3046\u3002<\/li>\n\n\n\n<li>\u4e00\u65b9\u3067\u3001\u6c34\u304c\u6d41\u308c\u3059\u304e\u3066\u3057\u307e\u3046\u571f\uff08\uff1d\u4fdd\u6c34\u6027\u304c\u4f4e\u3059\u304e\u308b\u571f\uff09\u3060\u3068\u3001\u6839\u304c\u6c34\u5206\u3092\u5341\u5206\u306b\u5438\u53ce\u3067\u304d\u306a\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6c34\u3092\u3061\u3087\u3046\u3069\u3088\u304f\u4fdd\u3066\u308b\u571f\u3060\u3068\u3001\u6839\u304c\u9069\u5ea6\u306b\u6c34\u5206\u3092\u5438\u53ce\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u203b\u690d\u7269\u306b\u5fc5\u8981\u306a\u6804\u990a\u306f\u6c34\u306b\u6eb6\u3051\u308b\u306e\u3067\u3001\u300c\u6c34\u3092\u3061\u3087\u3046\u3069\u3088\u304f\u4fdd\u3066\u308b\uff1d\u6804\u990a\u3092\u3061\u3087\u3046\u3069\u3088\u304f\u4fdd\u3066\u308b\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u3082\u3042\u308b\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2857-1024x768.jpeg\" alt=\"\" class=\"wp-image-27497\" srcset=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2857-1024x768.jpeg 1024w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2857-300x225.jpeg 300w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2857-768x576.jpeg 768w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2857-1536x1152.jpeg 1536w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2857.jpeg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\u5bd2\u51b7\u306a\u6c17\u5019\u4e0b\u306e\u6e7f\u539f\u3067\u306f\u3001\u5fae\u751f\u7269\u304c\u3042\u307e\u308a\u6d3b\u52d5\u305b\u305a\u3001\u6709\u6a5f\u7269\u306e\u5206\u89e3\u304c\u9045\u304f\u306a\u308b\u3002\u305d\u306e\u7d50\u679c\u3001\u6ce5\u70ad\u571f\u3068\u547c\u3070\u308c\u308b\u6804\u990a\u5206\u306e\u5c11\u306a\u3044\u571f\u58cc\u304c\u5f62\u6210\u3055\u308c\u308b\u3002\uff082025.4\u64ae\u5f71 @\u56fd\u7acb\u79d1\u5b66\u535a\u7269\u9928\uff09<\/figcaption><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/03\/IMG_2317-1024x768.jpeg\" alt=\"\" class=\"wp-image-27141\" srcset=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/03\/IMG_2317-1024x768.jpeg 1024w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/03\/IMG_2317-300x225.jpeg 300w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/03\/IMG_2317-768x576.jpeg 768w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/03\/IMG_2317-1536x1152.jpeg 1536w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/03\/IMG_2317.jpeg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\u7802\u304c\u591a\u3059\u304e\u308b\u3068\u4fdd\u6c34\u6027\u304c\u4f4e\u3044\u306e\u3067\u80a5\u6c83\u3068\u306f\u8a00\u3048\u306a\u3044\uff08\u2192\u7802\u6f20\uff09\u3002\uff082025.3\u64ae\u5f71\uff09<\/figcaption><\/figure>\n<\/div>\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-jinr-blocks-accordion b--jinr-block b--jinr-accordion block-8c91aaf7-a492-4d9f-8d94-5aaf022684e3 d--accordion-default d--accordion-outline\"><style>\n\t\t\t\t\t\t\t\t.block-8c91aaf7-a492-4d9f-8d94-5aaf022684e3 .a--accordion-title {\n\t\t\t\t\t\t\t\t\tcolor: #444444!important;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t.block-8c91aaf7-a492-4d9f-8d94-5aaf022684e3 .b--jinr-accordion-item{\n\t\t\t\t\t\t\t\t\tborder-color: #dddddd!important;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t.block-8c91aaf7-a492-4d9f-8d94-5aaf022684e3 .a--accordion-toggle span{\n\t\t\t\t\t\t\t\t\tbackground-color: #444444!important;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t<\/style>\n<div class=\"wp-block-jinr-blocks-accordionchild\"><dl class=\"b--jinr-accordion-item\"><div class=\"a--accordion-toggle\"><span><\/span><span><\/span><\/div><div class=\"a--acc-question ef\">Q<\/div><dt class=\"a--accordion-title d--bold\">\u7c92\u306f\u5927\u304d\u3059\u304e\u305a\u3001\u5c0f\u3055\u3059\u304e\u306a\u3044\u306e\u304c\u3044\u3044<\/dt><dd class=\"c--accordion-contents\">\n<p>\u5927\u304d\u3059\u304e\u305a\u7d30\u304b\u3059\u304e\u305a\u306a\u7c92\u3067\u3042\u308b\u30b7\u30eb\u30c8\u304c\u3001\u4fdd\u6c34\u6027\u30fb\u4fdd\u80a5\u6027\u30fb\u901a\u6c17\u6027\u306e\u9762\u3067\u30d0\u30e9\u30f3\u30b9\u304c\u3044\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u7c92<\/strong>\u306e\u5927\u304d\u3055<\/th><th><strong>\u540d\u524d<\/strong><\/th><th><strong>\u7279\u5fb4<\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u5927<\/td><td>\u7802\uff08\u3055\uff09<\/td><td>\u4fdd\u6c34\u6027\u304c\u4f4e\u3044\uff08\u6c34\u306f\u3051\u304c\u826f\u3059\u304e\u308b\uff09\u3002\u4fdd\u80a5\u6027\u304c\u4f4e\u3044\u3002\u901a\u6c17\u6027\u304c\u826f\u3044\u3002<\/td><\/tr><tr><td>\u4e2d<\/td><td><strong>\u30b7\u30eb\u30c8<\/strong><\/td><td><strong>\u4fdd\u6c34\u6027\u30fb\u4fdd\u80a5\u6027\u30fb\u901a\u6c17\u6027\u304c\u3042\u308b\u3002<\/strong><\/td><\/tr><tr><td>\u5c0f<\/td><td>\u7c98\u571f<\/td><td>\u4fdd\u6c34\u6027\u304c\u9ad8\u3044\uff08\u6c34\u306f\u3051\u304c\u60aa\u3044\uff09\u3002\u4fdd\u80a5\u6027\u304c\u9ad8\u3044\u3002\u901a\u6c17\u6027\u304c\u60aa\u3044\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u304c\u3001\u5b9f\u969b\u306b\u306f\u3069\u308c\u304b\u4e00\u7a2e\u985e\u306e\u5927\u304d\u3055\u3060\u3051\u3067\u571f\u58cc\u304c\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u571f\u58cc\u306b\u306f\u7802\u30fb\u30b7\u30eb\u30c8\u30fb\u7c98\u571f\u304c\u6df7\u3056\u308a\u5408\u3063\u3066\u3044\u308b\u3002\u3064\u307e\u308a\u3001\u7802\u30fb\u30b7\u30eb\u30c8\u30fb\u7c98\u571f\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u5168\u4f53\u3068\u3057\u3066\u300c\u6c34\u306f\u3051\u304c\u3088\u304f\u3001\u304b\u3064\u4fdd\u6c34\u529b\u30fb\u4fdd\u80a5\u529b\u3082\u3042\u308b\u300d\u72b6\u614b\u306e\u571f\u58cc\u3092\u76ee\u6307\u3059\u3002\uff08\u56e3\u7c92\u69cb\u9020\uff09<\/p>\n<\/dd><\/dl><\/div>\n<\/section>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading jinr-heading d--bold\">\u690d\u7269\u306b\u5fc5\u8981\u306a\u6804\u990a\u7d20\u304c\u3042\u308b<\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2850-1024x768.jpeg\" alt=\"\" class=\"wp-image-27496\" srcset=\"https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2850-1024x768.jpeg 1024w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2850-300x225.jpeg 300w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2850-768x576.jpeg 768w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2850-1536x1152.jpeg 1536w, https:\/\/social-studies-magazine.com\/zero\/wp-content\/uploads\/2025\/04\/IMG_2850.jpeg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\u4e0a\u90e8\u306e\u9ed2\u3044\u90e8\u5206\u304c\u8150\u690d\u7269\u8cea\u3002\u571f\u58cc\u306b\u3088\u3063\u3066\u539a\u3055\u304c\u7570\u306a\u308b\u3002\uff082025.4\u64ae\u5f71 @\u56fd\u7acb\u79d1\u5b66\u535a\u7269\u9928\uff09<\/figcaption><\/figure>\n<\/div>\n\n\n<p>\u690d\u7269\u306b\u5fc5\u8981\u306a\u6804\u990a\u7d20\u306f\u5168\u90e8\u306717\u7a2e\u985e\u3042\u308b\u3068\u8a00\u308f\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list jinr-list\">\n<li>\u6804\u990a\u7d20\u304c\u3082\u3068\u3082\u3068\u8c4a\u5bcc\u306b\u542b\u307e\u308c\u3066\u3044\u305f\u308a\uff08\u2190\u571f\u58cc\u306e\u6027\u8cea\uff09<\/li>\n\n\n\n<li>\u6804\u990a\u7d20\u3092\u4fdd\u6301\u3057\u3084\u3059\u304b\u3063\u305f\u308a\uff08\u2190\u5fae\u751f\u7269\u306e\u6d3b\u52d5\u3067\u751f\u307e\u308c\u308b\u8150\u690d\u7269\u8cea\uff09<\/li>\n\n\n\n<li>\u6804\u990a\u7d20\u304c\u4f9b\u7d66\u3055\u308c\u7d9a\u3051\u305f\u308a\uff08\u2190\u67af\u308c\u8449\u306e\u91cf\u3084\u5fae\u751f\u7269\u306e\u6d3b\u52d5\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u3059\u308b\u3053\u3068\u304c\u3001\u80a5\u6c83\u306a\u571f\u58cc\u306e\u6761\u4ef6\u306e\u4e00\u3064\u3002<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u5143\u7d20<\/strong><\/th><th><strong>\u4e3b\u306a\u50cd\u304d<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>\u70ad\u7d20\uff08C\uff09<\/strong><\/td><td>\u5149\u5408\u6210\u3067\u7cd6\u3092\u4f5c\u308b\u6750\u6599\uff08\u7a7a\u6c17\u304b\u3089\uff09<\/td><\/tr><tr><td><strong>\u6c34\u7d20\uff08H\uff09<\/strong><\/td><td>\u6c34\u3068\u3057\u3066\u5438\u53ce\u3055\u308c\u308b\uff08H\u2082O\uff09<\/td><\/tr><tr><td><strong>\u9178\u7d20\uff08O\uff09<\/strong><\/td><td>\u547c\u5438\u3084\u5149\u5408\u6210\u306b\u5fc5\u8981<\/td><\/tr><tr><td><strong>\u7a92\u7d20\uff08N\uff09<\/strong><\/td><td>\u8449\u3084\u30bf\u30f3\u30d1\u30af\u8cea\u3092\u4f5c\u308b\u6750\u6599\uff08\u8449\u3092\u80b2\u3066\u308b\uff09<\/td><\/tr><tr><td><strong>\u30ea\u30f3\uff08P\uff09<\/strong><\/td><td>\u30a8\u30cd\u30eb\u30ae\u30fc\u4ee3\u8b1d\u30fb\u82b1\u3084\u5b9f\u306e\u5f62\u6210<\/td><\/tr><tr><td><strong>\u30ab\u30ea\u30a6\u30e0\uff08K\uff09<\/strong><\/td><td>\u6c34\u5206\u8abf\u7bc0\u30fb\u6839\u306e\u6210\u9577<\/td><\/tr><tr><td><strong>\u30ab\u30eb\u30b7\u30a6\u30e0\uff08Ca\uff09<\/strong><\/td><td>\u7d30\u80de\u58c1\u306e\u5f37\u5316<\/td><\/tr><tr><td><strong>\u30de\u30b0\u30cd\u30b7\u30a6\u30e0\uff08Mg\uff09<\/strong><\/td><td>\u8449\u7dd1\u7d20\uff08\u5149\u5408\u6210\uff09\u306e\u4e2d\u5fc3\u6210\u5206<\/td><\/tr><tr><td><strong>\u786b\u9ec4\uff08S\uff09<\/strong><\/td><td>\u30bf\u30f3\u30d1\u30af\u8cea\u306e\u69cb\u6210\u3001\u306b\u304a\u3044\u6210\u5206\u306b\u3082\u95a2\u4e0e<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u690d\u7269\u306e\u5fc5\u9808\u6804\u990a\u7d20\u306e\u3046\u3061\u3001\u305f\u304f\u3055\u3093\u5fc5\u8981\u306a\u3082\u306e\uff08\u591a\u91cf\u8981\u7d20\uff09<\/figcaption><\/figure>\n\n\n\n<div style=\"height:37px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-table aligncenter\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u5143\u7d20<\/strong><\/th><th><strong>\u4e3b\u306a\u50cd\u304d<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong><strong>\u9244\uff08Fe\uff09<\/strong><\/strong><\/td><td>\u5149\u5408\u6210\u30fb\u9175\u7d20\u306e\u50cd\u304d\u3092\u52a9\u3051\u308b<\/td><\/tr><tr><td><strong><strong>\u30de\u30f3\u30ac\u30f3\uff08Mn\uff09<\/strong><\/strong><\/td><td>\u9175\u7d20\u306e\u88dc\u52a9\u3001\u5149\u5408\u6210<\/td><\/tr><tr><td><strong><strong>\u30db\u30a6\u7d20\uff08B\uff09<\/strong><\/strong><\/td><td>\u7d30\u80de\u5206\u88c2\u30fb\u82b1\u7c89\u306e\u5f62\u6210<\/td><\/tr><tr><td><strong><strong>\u4e9c\u925b\uff08Zn\uff09<\/strong><\/strong><\/td><td>\u6210\u9577\u30db\u30eb\u30e2\u30f3\u306e\u751f\u6210\u306b\u95a2\u4e0e<\/td><\/tr><tr><td><strong><strong>\u9285\uff08Cu\uff09<\/strong><\/strong><\/td><td>\u9175\u7d20\u306e\u50cd\u304d\u30fb\u8449\u306e\u8272\u3092\u4fdd\u3064<\/td><\/tr><tr><td><strong><strong>\u30e2\u30ea\u30d6\u30c7\u30f3\uff08Mo\uff09<\/strong><\/strong><\/td><td>\u7a92\u7d20\u306e\u5229\u7528\u3092\u52a9\u3051\u308b<\/td><\/tr><tr><td><strong><strong>\u5869\u7d20\uff08Cl\uff09<\/strong><\/strong><\/td><td>\u5149\u5408\u6210\u3067\u306e\u6c34\u5206\u30d0\u30e9\u30f3\u30b9\u8abf\u6574<\/td><\/tr><tr><td><strong><strong>\u30cb\u30c3\u30b1\u30eb\uff08Ni\uff09<\/strong><\/strong><\/td><td>\u7a92\u7d20\u4ee3\u8b1d\u306e\u88dc\u52a9\uff08\u5fc5\u8981\u91cf\u306f\u6975\u3081\u3066\u5c11\u306a\u3044\uff09<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u690d\u7269\u306e\u5fc5\u9808\u6804\u990a\u7d20\u306e\u3046\u3061\u3001\u5c11\u91cf\u3060\u3051\u5fc5\u8981\u306a\u3082\u306e\uff08\u5fae\u91cf\u8981\u7d20\uff09<\/figcaption><\/figure>\n\n\n\n<p>\u7279\u306b<strong>\u7a92\u7d20\uff08N\uff09\u30fb\u30ea\u30f3\u9178\uff08P\uff09\u30fb\u30ab\u30ea\u30a6\u30e0\uff08K\uff09<\/strong>\u306f\u690d\u7269\u304c\u305f\u304f\u3055\u3093\u5fc5\u8981\u3068\u3057\u3066\u3044\u308b\u306e\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u571f\u306e\u4e2d\u3067\u306f\u4e0d\u8db3\u3057\u3084\u3059\u3044\u305f\u3081\u3001<strong>\u300c\u80a5\u6599\u306e\u4e09\u5927\u8981\u7d20\u300d<\/strong>\u3068\u3082\u8a00\u308f\u308c\u308b\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u203b\u70ad\u7d20\uff08C)\u3001\u6c34\u7d20\uff08H\uff09\u3001\u9178\u7d20\uff08O\uff09\u3001\u7a92\u7d20\uff08N\uff09\u306f\u305f\u304f\u3055\u3093\u3042\u308a\u3001\u7a7a\u6c17\u3084\u6c34\u304b\u3089\u5341\u5206\u306b\u53d6\u308a\u8fbc\u3081\u308b\u3002\u30ab\u30eb\u30b7\u30a6\u30e0\uff08Ca\uff09\u3001\u30de\u30b0\u30cd\u30b7\u30a6\u30e0\uff08Mg\uff09\u3001\u786b\u9ec4\uff08S\uff09\u306f\u571f\u58cc\u306b\u6bd4\u8f03\u7684\u591a\u304f\u542b\u307e\u308c\u3066\u3044\u3066\u6b20\u4e4f\u3057\u306b\u304f\u3044\u3002<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u571f\u58cc\u306e\u4e2d\u306b\u6804\u990a\u5206\u304c\u8c4a\u5bcc\u306b\u3042\u308b\u72b6\u614b\u306b\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u5fae\u751f\u7269\u304c\u9069\u5ea6\u306b\u50cd\u304f\u3053\u3068\u3068\u3001\u571f\u58cc\u306epH\uff08\u3069\u308c\u304f\u3089\u3044\u9178\u6027\u30fb\u30a2\u30eb\u30ab\u30ea\u6027\u304b\uff1f\uff09\u3082\u91cd\u8981\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u203b\u591a\u304f\u306e\u690d\u7269\u306f\u3001\u4e2d\u6027\u301c\u5f31\u9178\u6027\uff08pH 6\u301c7\uff09\u306e\u571f\u58cc\u3067\u6700\u3082\u3088\u304f\u80b2\u3064\u3002\u57fa\u672c\u7684\u306b\u3001<a href=\"https:\/\/social-studies-magazine.com\/zero\/acid-soil\" data-type=\"post\" data-id=\"27544\">\u571f\u58cc\u306f\u305d\u306e\u307e\u307e\u3060\u3068\u9178\u6027\u306b\u50be\u304d\u3084\u3059\u3044<\/a>\u3002\u9178\u6027\u306b\u50be\u3044\u305f\u571f\u58cc\u3067\u306f\u3001\u6839\u304c\u6804\u990a\u5206\u3092\u5438\u53ce\u3057\u306b\u304f\u304f\u306a\u3063\u305f\u308a\u3001\u6804\u990a\u5206\u3092\u4f9b\u7d66\u3059\u308b\u5fae\u751f\u7269\u304c\u50cd\u304d\u306b\u304f\u304f\u306a\u3063\u305f\u308a\u3059\u308b\u3002<\/p>\n\n\n\n<p class=\"has-small-font-size\">\u203b\u5fae\u751f\u7269\u306e\u6d3b\u52d5\u304c\u91cd\u8981\u306a\u7406\u7531\u306b\u3064\u3044\u3066\u306f<a href=\"https:\/\/social-studies-magazine.com\/zero\/soil\" data-type=\"post\" data-id=\"27368\">\u571f\u58cc\u306e\u8a18\u4e8b<\/a>\u3067<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"Xpk3bxev6y\"><a 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class=\"has-fixed-layout\"><thead><tr><th><strong>\u6761\u4ef6<\/strong><\/th><th><strong>\u30dd\u30a4\u30f3\u30c8<\/strong><\/th><th>\u4eba\u9593\u306e\u5de5\u592b<\/th><\/tr><\/thead><tbody><tr><td><strong>\u30d5\u30ab\u30d5\u30ab\u3067\u3001\u3061\u3087\u3046\u3069\u3044\u3044\u6c34\u306f\u3051<\/strong><\/td><td>\u6839\u304c\u306e\u3073\u3084\u3059\u304f\u3001\u9178\u7d20\u3068\u6c34\u5206\u3092\u5438\u53ce\u3057\u3084\u3059\u3044<\/td><td>\u2192\u8015\u3059\uff01<\/td><\/tr><tr><td><strong>\u6804\u990a\u5206\u304c\u591a\u3044<\/strong><\/td><td>\u7279\u306b\u7a92\u7d20\uff08N\uff09\u30fb\u30ea\u30f3\u9178\uff08P\uff09\u30fb\u30ab\u30ea\u30a6\u30e0\uff08K\uff09\u304c\u8c4a\u5bcc\u3060\u3068\u3001\u690d\u7269\u304c\u6210\u9577\u3057\u3084\u3059\u3044<\/td><td>\u2192\u80a5\u6599\u3092\u307e\u304f\uff01<\/td><\/tr><tr><td><strong>\u9069\u5ea6\u306a\u9178\u5ea6\uff08pH6\uff5e7\uff09<\/strong><\/td><td>\u6839\u304c\u6804\u990a\u5206\u3092\u5438\u53ce\u3057\u3084\u3059\u304f\u3001\u6804\u990a\u5206\u3092\u4f9b\u7d66\u3059\u308b\u5fae\u751f\u7269\u304c\u50cd\u304d\u3084\u3059\u304f\u306a\u308b<\/td><td>\u2192\u77f3\u7070\u3092\u307e\u304f\uff01<\/td><\/tr><tr><td><strong>\u5fae\u751f\u7269\u304c\u9069\u5ea6\u306b\u6d3b\u52d5<\/strong><\/td><td>\u571f\u58cc\u306b\u6804\u990a\u5206\u304c\u4f9b\u7d66\u3055\u308c\u308b\u3068\u3068\u3082\u306b\u3001\u6804\u990a\u3092\u4fdd\u6301\u3059\u308b\u8150\u690d\u7269\u8cea\u304c\u751f\u6210\u3055\u308c\u308b<\/td><td>\u2192<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"Xpk3bxev6y\"><a href=\"https:\/\/social-studies-magazine.com\/zero\/soil\">\u3010\u5730\u7406\u3011\u571f\u58cc\u3092\u308f\u304b\u308a\u3084\u3059\u304f\uff1a\u306a\u305c\u9ed2\u3063\u307d\u3044\u571f\u306f\u8fb2\u696d\u306b\u9069\u3057\u3066\u3044\u308b\u306e\u304b\uff1f\u3010\u6210\u5e2f\u571f\u58cc\u3011<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;\u3010\u5730\u7406\u3011\u571f\u58cc\u3092\u308f\u304b\u308a\u3084\u3059\u304f\uff1a\u306a\u305c\u9ed2\u3063\u307d\u3044\u571f\u306f\u8fb2\u696d\u306b\u9069\u3057\u3066\u3044\u308b\u306e\u304b\uff1f\u3010\u6210\u5e2f\u571f\u58cc\u3011&#8221; &#8212; 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