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配合我省肥料试验网工作任务,为推广钾肥提供依据,1975年我所在早稻上分期施用氯化钾进行试验,获得了一定的增产效果,现将试验结果整理如下。一、试验地基本情况及试验处理试验地为岗地白鳝土,中上等肥力,每亩约2500斤红花沤青作底肥。供试早稻品种为竹莲矮。4月1日播种,薄膜水育秧。4月24日移栽,株行距3大6寸,每莞5一6苗。试验共分四个处理:①对照,不施钾肥,②每亩15斤氯化钾作底肥,于移栽前撒施
With the task of fertilizer test network in our province, to provide the basis for the promotion of potash, in 1975 I am on the early rice potassium chloride test, obtained a certain increase in yield, the test results are summarized below. First, the basic situation and experimental site for experimental treatment Eupollum Kong, the best fertility, about 2,500 kg per acre Saffron Chu as a base fertilizer. The test for early rice varieties bamboo lotus dwarf. April 1 planting, film watering seedlings. April 24 transplanting, plant spacing 3 large 6-inch, each a 5-5 seedlings. The test is divided into four treatments: ① control, no potassium fertilizer, ② 15 kg of potassium chloride per acre as base fertilizer, before transplanting