{"id":16654,"date":"2023-10-04T15:56:37","date_gmt":"2023-10-04T10:26:37","guid":{"rendered":"https:\/\/agriculturereview.com\/?p=16654"},"modified":"2023-10-19T12:32:30","modified_gmt":"2023-10-19T07:02:30","slug":"how-to-calculate-npk-with-formulae","status":"publish","type":"post","link":"https:\/\/agriculturereview.com\/hi\/how-to-calculate-npk-with-formulae\/","title":{"rendered":"\u090f\u0928\u092a\u0940\u0915\u0947, \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917 \u0926\u0930 \u0914\u0930 \u0909\u0930\u094d\u0935\u0930\u0915 \u0906\u0935\u0936\u094d\u092f\u0915\u0924\u093e \u0915\u0940 \u0917\u0923\u0928\u093e \u0915\u0948\u0938\u0947 \u0915\u0930\u0947\u0902"},"content":{"rendered":"\n<p style=\"font-size:20px\">If you are willing to calculate <a href=\"https:\/\/www.allotment-garden.org\/composts-fertilisers\/npk-basic-components-of-fertiliser\/\" data-type=\"link\" data-id=\"https:\/\/www.allotment-garden.org\/composts-fertilisers\/npk-basic-components-of-fertiliser\/\" target=\"_blank\" rel=\"noopener\">NPK<\/a> based on the ratio and the formulae, then you can use these methods or the NPK calculator to calculate the amount of nutrients, fertilizer requirements and application rate.<\/p>\n\n\n\n<p style=\"font-size:20px\">NPK stands for nitrogen (N), phosphorus (P) and potassium (K). These three <a href=\"https:\/\/agriculturereview.com\/learn-how-toxicity-of-nutrients-can-kill-your-plants\" data-type=\"link\" data-id=\"https:\/\/agriculturereview.com\/learn-how-toxicity-of-nutrients-can-kill-your-plants\">essential nutrients<\/a> play an important role in the overall growth of the plant. NPK fertilizers are labeled with three numbers that indicate the percentage of each nutrient in the product.<\/p>\n\n\n\n<p style=\"font-size:20px\">For example, if you see NPK 10-20-10 written on a fertilizer bag, then it means that the fertilizer inside the bag contains 10% nitrogen, 20% phosphorus, and 10% potassium by weight.<\/p>\n\n\n\n<p style=\"font-size:20px\">To calculate the exact amount of each nutrients in the bag, you should follow these steps:<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69e86362bdfa6\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69e86362bdfa6\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/agriculturereview.com\/hi\/how-to-calculate-npk-with-formulae\/#Understand_the_Label\" >Understand the Label<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/agriculturereview.com\/hi\/how-to-calculate-npk-with-formulae\/#NPK_Calculation_Formulae\" >NPK Calculation Formulae<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/agriculturereview.com\/hi\/how-to-calculate-npk-with-formulae\/#How_To_Calculate_Fertilizer_Application_Rate\" >How To Calculate Fertilizer Application Rate?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/agriculturereview.com\/hi\/how-to-calculate-npk-with-formulae\/#NPK_Calculator\" >NPK Calculator<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/agriculturereview.com\/hi\/how-to-calculate-npk-with-formulae\/#Results\" >Results:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/agriculturereview.com\/hi\/how-to-calculate-npk-with-formulae\/#Important_Points\" >Important Points<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Understand_the_Label\"><\/span><strong>Understand the Label<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p style=\"font-size:20px\">The numbers on the fertilizer bag represent the percentage of each nutrient in the bag. For example, in a 50 pounds bag of 10-20-10 NPK fertilizer, there are 5 pounds of nitrogen (10% of 50 pounds), 10 pounds of phosphorus (20% of 50 pounds), and 5 pounds of potassium (10% of 50 pounds).<br><br><br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"NPK_Calculation_Formulae\"><\/span>NPK Calculation Formulae<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p style=\"font-size:20px\">Use this simple formulae for calculating the NPK values present inside the fertilizer bag. <\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Amount&nbsp;of&nbsp;Nutrient&nbsp;(in&nbsp;pounds)= <\/strong>(Percentage of Nutrient\/100) \u00d7 (Weight of the Fertilizer in pounds)<\/p>\n\n\n\n<p style=\"font-size:20px\">For the 10-20-10 fertilizer example:<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Nitrogen (N) content =<\/strong> (10\/100) \u00d750&nbsp;pounds= 5&nbsp;pounds<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Phosphorus (P) content =<\/strong> (20\/100) \u00d7 50&nbsp;pounds= 10&nbsp;pounds<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Potassium (K) content =<\/strong> (10\/100) \u00d7 50&nbsp;pounds= 5&nbsp;pounds<br><br><br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_To_Calculate_Fertilizer_Application_Rate\"><\/span>How To Calculate Fertilizer Application Rate?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p style=\"font-size:20px\">Use this simple formulae to calculate fertilizer application rate. <\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Fertilizer&nbsp;Needed&nbsp;(in&nbsp;pounds)=<\/strong> Nutrient&nbsp;Requirement&nbsp;(in&nbsp;pounds&nbsp;per&nbsp;acre)\u00d7100\/Percentage of nutrient in the fertilizer<\/p>\n\n\n\n<p style=\"font-size:20px\">For example, if your nutrient requirement is 50 pounds per acre of nitrogen and you are using a fertilizer with 10% nitrogen, the calculation would be:<\/p>\n\n\n\n<p style=\"font-size:20px\">50\u00d7100\/10 = 500&nbsp;pounds&nbsp;of&nbsp;fertilizer&nbsp;per&nbsp;acre<\/p>\n\n\n\n<p style=\"font-size:20px\"><br><br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"NPK_Calculator\"><\/span>NPK Calculator<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p style=\"font-size:20px\">You can use this NPK calculator to calculate amount of NPK and application rate. <\/p>\n\n\n\n<title>NPK Calculator<\/title>\n    <style>\n     \n\n        .calculator-box {\n            width: 300px;\n            margin: 50px auto;\n            padding: 20px;\n            border: 1px solid #ccc;\n            border-radius: 10px;\n            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);\n        }\n\n        .input-group {\n            margin-bottom: 15px;\n        }\n\n        label {\n            display: block;\n            margin-bottom: 5px;\n        }\n\n        input[type=\"number\"] {\n            width: 100%;\n            padding: 8px;\n            border-radius: 5px;\n            border: 1px solid #ccc;\n        }\n\n        button {\n            width: 100%;\n            padding: 10px;\n         \n            border: none;\n            border-radius: 50px;\n            cursor: pointer;\n        }\n\n       \n\n        .results {\n            margin-top: 20px;\n        }\n    <\/style>\n<\/head>\n\n<body>\n    <div class=\"calculator-box\">\n        <div class=\"input-group\">\n            <label for=\"fertilizerWeight\">Fertilizer Weight (in pounds):<\/label>\n            <input type=\"number\" id=\"fertilizerWeight\" placeholder=\"Enter weight in pounds\">\n        <\/div>\n\n        <div class=\"input-group\">\n            <label for=\"nitrogen\">Nitrogen (%):<\/label>\n            <input type=\"number\" id=\"nitrogen\" placeholder=\"Enter nitrogen percentage\">\n        <\/div>\n\n        <div class=\"input-group\">\n            <label for=\"phosphorus\">Phosphorus (%):<\/label>\n            <input type=\"number\" id=\"phosphorus\" placeholder=\"Enter phosphorus percentage\">\n        <\/div>\n\n        <div class=\"input-group\">\n            <label for=\"potassium\">Potassium (%):<\/label>\n            <input type=\"number\" id=\"potassium\" placeholder=\"Enter potassium percentage\">\n        <\/div>\n\n        <div class=\"input-group\">\n            <label for=\"desiredAmount\">Desired Nutrient Amount (in pounds per acre):<\/label>\n            <input type=\"number\" id=\"desiredAmount\" placeholder=\"Enter desired nutrient amount\">\n        <\/div>\n\n        <button onclick=\"calculateNPK()\">Calculate<\/button>\n\n        <div class=\"results\">\n            <h2><span class=\"ez-toc-section\" id=\"Results\"><\/span>Results:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n            <p><strong>Nitrogen (N):<\/strong> <span id=\"resultNitrogen\"><\/span> pounds (<span id=\"resultNitrogenKg\"><\/span> kg)<\/p>\n            <p><strong>Phosphorus (P):<\/strong> <span id=\"resultPhosphorus\"><\/span> pounds (<span id=\"resultPhosphorusKg\"><\/span> kg)<\/p>\n            <p><strong>Potassium (K):<\/strong> <span id=\"resultPotassium\"><\/span> pounds (<span id=\"resultPotassiumKg\"><\/span> kg)<\/p>\n            <p><strong>Application Rate:<\/strong> <span id=\"applicationRate\"><\/span> pounds per acre (<span id=\"applicationRateKg\"><\/span> kg per hectare)<\/p>\n        <\/div>\n    <\/div>\n\n    <script>\n        function calculateNPK() {\n            const fertilizerWeight = parseFloat(document.getElementById(\"fertilizerWeight\").value);\n            const nitrogenPercentage = parseFloat(document.getElementById(\"nitrogen\").value);\n            const phosphorusPercentage = parseFloat(document.getElementById(\"phosphorus\").value);\n            const potassiumPercentage = parseFloat(document.getElementById(\"potassium\").value);\n            const desiredAmount = parseFloat(document.getElementById(\"desiredAmount\").value);\n\n            const nitrogenPounds = (nitrogenPercentage \/ 100) * fertilizerWeight;\n            const phosphorusPounds = (phosphorusPercentage \/ 100) * fertilizerWeight;\n            const potassiumPounds = (potassiumPercentage \/ 100) * fertilizerWeight;\n\n            const nitrogenKg = nitrogenPounds * 0.453592;\n            const phosphorusKg = phosphorusPounds * 0.453592;\n            const potassiumKg = potassiumPounds * 0.453592;\n\n            const applicationRatePounds = (desiredAmount \/ nitrogenPercentage) * 2000; \/\/ 1 acre = 2000 pounds\n            const applicationRateKg = applicationRatePounds * 0.453592;\n\n            document.getElementById(\"resultNitrogen\").textContent = nitrogenPounds.toFixed(2);\n            document.getElementById(\"resultNitrogenKg\").textContent = nitrogenKg.toFixed(2);\n            document.getElementById(\"resultPhosphorus\").textContent = phosphorusPounds.toFixed(2);\n            document.getElementById(\"resultPhosphorusKg\").textContent = phosphorusKg.toFixed(2);\n            document.getElementById(\"resultPotassium\").textContent = potassiumPounds.toFixed(2);\n            document.getElementById(\"resultPotassiumKg\").textContent = potassiumKg.toFixed(2);\n            document.getElementById(\"applicationRate\").textContent = applicationRatePounds.toFixed(2);\n            document.getElementById(\"applicationRateKg\").textContent = applicationRateKg.toFixed(2);\n        }\n    <\/script>\n<\/body>\n\n\n\n<p style=\"font-size:24px\"><strong>Conversion Units:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:20px\"><strong>Pounds to Kilograms:<\/strong> To convert pounds to kilograms, multiply the weight in pounds by 0.45359237. <br><strong>Kilograms=<\/strong> Pounds\u00d70.45359237<\/li>\n<\/ol>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\" style=\"font-size:20px\">\n<li style=\"font-size:20px\"><strong>Kilograms to Pounds:<\/strong> To convert kilograms to pounds, multiply the weight in kilograms by 2.20462. <br><strong>Pounds=<\/strong> Kilograms\u00d72.20462<\/li>\n<\/ol>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\" style=\"font-size:20px\">\n<li style=\"font-size:20px\"><strong>Square Feet to Acre:<\/strong> To convert square feet to acres, divide the area in square feet by 43,560 (the number of square feet in an acre). <br><strong>Acre=<\/strong> Square&nbsp;Feet\/43,560Acre<\/li>\n<\/ol>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\" style=\"font-size:20px\">\n<li style=\"font-size:20px\"><strong>Acre to Square Feet:<\/strong> To convert acres to square feet, multiply the area in acres by 43,560. <br><strong>Square&nbsp;Feet=<\/strong>Acre\u00d743,560<\/li>\n<\/ol>\n\n\n\n<p style=\"font-size:20px\"><br>1 hecatre= 10000 square meters = 25 cents = 2.5 acres<br><br><br><br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Important_Points\"><\/span>Important Points<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p style=\"font-size:20px\">If the question is asked in terms of Urea, DAP and MOP, SSP or SOP,  then remember:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Fertilizer<\/th><th class=\"has-text-align-center\" data-align=\"center\">Nitrogen<\/th><th class=\"has-text-align-center\" data-align=\"center\">Phosphorus<\/th><th class=\"has-text-align-center\" data-align=\"center\">Potassium<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Urea<\/td><td class=\"has-text-align-center\" data-align=\"center\">46%<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">DAP<\/td><td class=\"has-text-align-center\" data-align=\"center\">18%<\/td><td class=\"has-text-align-center\" data-align=\"center\">46%<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">MOP<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">60%<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">SSP<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">16%<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">SOP<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">50%<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Potassium Nitrate<\/td><td class=\"has-text-align-center\" data-align=\"center\">13%<\/td><td class=\"has-text-align-center\" data-align=\"center\">0<\/td><td class=\"has-text-align-center\" data-align=\"center\">46%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p style=\"font-size:20px\">To understand this, read this text carefully,<\/p>\n\n\n\n<p style=\"font-size:20px\">Urea contains 46% of nitrogen, it means 100 Kilograms of urea contain 46 Kilograms of nitrogen. Likewise, 100 Kilograms of Muriate of potash contains 60 Kilograms of potassium. 100 Kilograms of DAP contains 18 Kilograms of nitrogen and 46 Kilograms of phosphorus.  <\/p>\n\n\n\n<p style=\"font-size:20px\">Using this table, let&#8217;s solve a problem on calculating fertilizer requirement to get a clear understanding,<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Simple Problem:<\/strong> Calculate the fertilizer requirement of 1 hectare paddy, if the fertilizer recommendation is 100:50:50 NPK through Urea, SSP and MOP?<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Solution: <\/strong>1) Nitrogen requirement through urea:<\/p>\n\n\n\n<p style=\"font-size:20px\">As we know, Urea contains 46% of nitrogen<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Formulae For<\/strong> <strong>Fertilizer Requirement=<\/strong> Recommended dose\/ % Nutrient content \u00d7 100 \u00d7 Area<\/p>\n\n\n\n<p style=\"font-size:20px\">Using this formulae,<\/p>\n\n\n\n<p style=\"font-size:20px\">100\/46 \u00d7 100 \u00d7 1 = 217.4 Kilograms of urea (It means that 217.4 Kilograms of urea can provide 100 Kilograms of nitrogen for 1 hectare paddy field)<\/p>\n\n\n\n<p style=\"font-size:20px\">2) As we know, SSP contains 16% Phosphorus<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Fertilizer Requirement: <\/strong>50\/16 \u00d7 100 \u00d7 1 = 312.5 Kilograms of SSP (It means that 312.5 Kilograms of SSP can provide 50 Kilograms of Phosphorus for 1 hectare paddy field)<\/p>\n\n\n\n<p style=\"font-size:20px\">3) As we know, MOP contains 60% of Potassium<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Fertilizer Requirement:<\/strong> 50\/60 \u00d7 100 \u00d7 1 = 83.3 Kilograms of MOP ( It means that 83.3 Kilograms of MOP can provide 50 Kilograms of Potassium  for 1 hectare paddy field).<\/p>\n\n\n\n<p style=\"font-size:20px\">After solving this simple problem, let&#8217;s solve another problem with complex fertilizer. <\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p style=\"font-size:20px\"><strong>Complex Problem: <\/strong>Calculate the fertilizer requirement of 1 hectare paddy, if the fertilizer recommendation is 100:50:50 NPK through Urea, DAP and MOP?<\/p>\n\n\n\n<p style=\"font-size:20px\"><strong>Solution:<\/strong> In this case, urea and MOP are straight fertilizers whereas DAP is a complex fertilizer which consist of nitrogen and phosphorus. <\/p>\n\n\n\n<p style=\"font-size:20px\">First, let&#8217;s solve the fertilizer requirements through the complex fertilizer that is DAP<\/p>\n\n\n\n<p style=\"font-size:20px\">1) a. <strong>Phosphorus requirement through DAP<\/strong>,<\/p>\n\n\n\n<p style=\"font-size:20px\">Fertilizer Requirement= 50\/46 \u00d7 100 \u00d7 1 = 108.6 Kilograms of DAP.<\/p>\n\n\n\n<p style=\"font-size:20px\">1) b. 108.6 Kilograms of DAP can provide 50 Kilograms of Phosphorus, but it also contains 18% Nitrogen. <\/p>\n\n\n\n<p style=\"font-size:20px\">100 Kilograms of DAP can provide 18 Kilograms of Nitrogen<\/p>\n\n\n\n<p style=\"font-size:20px\">therefore, 108.6 Kilograms of DAP can provide: 18 \u00d7 108.6\/100 = 19.5 Kilograms of Nitrogen.<\/p>\n\n\n\n<p style=\"font-size:20px\">The amount of nitrogen that should be applied through urea: 100 &#8211; 19.5 = 80.5 Kilograms (Because the reccomended doze is 100 Kilograms of nitrogen)<\/p>\n\n\n\n<p style=\"font-size:20px\">2) <strong>Nitrogen requirement through urea:<\/strong> 80.5\/46 \u00d7 100 \u00d7 1 = 175 Kilograms of Urea<\/p>\n\n\n\n<p style=\"font-size:20px\">3) <strong>Potassium requirement through MOP:<\/strong> 50\/60 \u00d7 100 \u00d7 1 = 83.3 Kilograms of MOP.<br><br><br><br><\/p>\n\n\n\n<p style=\"font-size:20px\">I hope you have understood how to calculate NPK content, application rate and fertilizer requirement. If you have any ideas, queries or suggestions, then please comment below. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>If you are willing to calculate NPK based on the ratio and the formulae, then you can use these methods or the NPK calculator to calculate the amount of nutrients, fertilizer requirements and application rate. NPK stands for nitrogen (N), phosphorus (P) and potassium (K). These three essential nutrients play an important role in the&#8230;<\/p>","protected":false},"author":1,"featured_media":17205,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[6],"tags":[6642,6640,6641,6639],"class_list":["post-16654","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-agriculture","tag-fertilizer-requirement-calculation","tag-how-to-calculate-npk","tag-npk-application-rate","tag-npk-calculation"],"_links":{"self":[{"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/posts\/16654","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/comments?post=16654"}],"version-history":[{"count":3,"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/posts\/16654\/revisions"}],"predecessor-version":[{"id":17207,"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/posts\/16654\/revisions\/17207"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/media\/17205"}],"wp:attachment":[{"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/media?parent=16654"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/categories?post=16654"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agriculturereview.com\/hi\/wp-json\/wp\/v2\/tags?post=16654"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}