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1试验目的通过棉花“3414”肥效试验,获得库尔勒市棉花的最佳施肥量、施肥比例、施肥时间、施肥方法,筛选、验证土壤养分测试技术,建立施肥指标体系。摸清土壤养分校正系数、土壤供肥能力、棉花养分吸收
1 Test Objective Through cotton “3414 ” fertilizer efficiency test, get the best amount of fertilizer, fertilization ratio, fertilization time, fertilization method of cotton in Korla city, screening, validation of soil nutrient testing techniques, the establishment of fertilization index system. Find out the soil nutrient correction coefficient, soil fertility, cotton nutrient absorption