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一九七四年早稻育秧中,我们进行了石膏、硫磺育秧试验,获得很好效果。现将试验情况报告如下: 一、试验方法和经过。试验分亩施石膏3.3斤,亩施硫磺3.3斤,亩施石膏、硫磺各3.3斤和各6.6斤及对照等五个处理。除石膏、硫磺各6.6斤的处理未重复外,其他处理都重复两次。每处理小区面积为3厘,顺序排列。播种时,将石膏、硫磺打成粉状,撒在做好的秧畦面上,接着播种和压种,其他操作和管理同大田一样。早稻品种是红按早,3月15日播种,4月21日进行秧苗素质调查,秧田土壤属沙泥田。
In 1974, early rice planting seedlings, we conducted a gypsum, sulfur seedling test, and achieved good results. The test report is as follows: First, test methods and after. Test points Mushi Shi 3.3 kg, Mushi sulfur 3.3 kg, Shi Shi Mushi, sulfur and 3.3 kg of each 6.6 kg and five control and other treatment. In addition to gypsum, sulfur 6.6 kg each treatment is not repeated, the other treatments are repeated twice. Each processing area of 3%, in order. Sowing, the gypsum, sulfur into a powder, sprinkled on the seedlings done sprinkle, then sowing and seed, other operations and management the same with the field. Red rice varieties are red as early as March 15 sowing, April 21 seedling quality survey, seedling soil is sand mud fields.