论文部分内容阅读
东台县七一公社是在黄海边的盐碱地区。历年由于春季返盐而缺苗,对棉花的产量影响较大。1959年由于采用各种方法,改碱保苗,棉花平均增产达32.4%。几点改盐保苗的主要经验如下:(一)深翻垫土:进行8市寸以上的深翻后,由原来含氯盐0.23%下降到0.17%;以每亩220担熟肥土垫入后,氯盐含量降到0.1%以下。王套大队的大田调查:进行过深翻垫土的保苗率为94.3%,
Dongtai County Commune is in the Yellow Sea salt alkaline area. Over the years due to spring back to salt and lack of seedlings, a greater impact on the yield of cotton. In 1959 due to the use of various methods, Alkali seedling protection, an average cotton yield of 32.4%. The main experience of changing salt and seedlings are as follows: (A) deep pad pad soil: for more than 8 inches after the deep turning, from 0.23% of the original chlorine salt dropped to 0.17%; 220 mu per acre mat After the chlorine content dropped below 0.1%. Wang sets brigade field survey: conducted a deep pad soil matting rate of 94.3%