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去年我们在涑阳大队做了棉田施用腐植酸钾试验,棉花长势强,茎秆粗壮,现蕾、开花、结铃早,单株成铃多,铃重增加,吐絮早,品质好,增产显著。一、试验情况:供试腐植酸钾为闻喜钾肥厂产品,含氧化钾15%,水溶性腐植酸35-40%,作底肥。棉花品种为陕棉401。试验地面积2.43亩,前茬为胡萝卜和棉花苗床地,平整后亩施猪肥7,000斤,过磷酸钙150斤。其中1.59亩施腐植酸钾100斤(亩均63斤),分6个小区;其余0.84亩分
Last year, we conducted a test of potassium humate in cotton field in Xingyang Brigade. The cotton grew strong with stalks sturdy, budding and flowering, boll bolting earlier, more bolls per plant, boll weight increasing, . First, the test situation: for testing humic acid potassium fertilizer plant for the smell of hi products, including 15% potassium oxide, 35-40% water-soluble humic acid, as base fertilizer. Cotton varieties for the Shaanxi cotton 401. The experimental area of 2.43 acres, the former crop of carrot and cotton seedbed, after the formation of pig fertilizer Mushi 7,000 pounds, 150 kg of superphosphate. Among them, 1.59 mu of Shi humic acid potassium 100 kg (mu are 63 kg), divided into 6 districts; the remaining 0.84 mu points