Mathematics · Irrigation Engineering
लीचिंग आवश्यकता (leaching requirement) का अनुमान लगाएं जब फसल की उपज में 25% की कमी पर मिट्टी के संतृप्त अर्क का विद्युत चालकता (EC) मान 10 mmho/cm है, और सिंचाई के पानी का EC 1.5 mmho/cm है।
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