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培土在我国辽河流域的垅作棉区为必不可少的一个作业环节,在黄河和长江流域棉区中也有不少的地方有棉田培土的习惯,这全是我国劳动农民在农业生产中为了适应当地环境而积累成的一种宝贵经验。培土的主要作用为便利排水,增进肥料效力,减轻棉株的倒伏,减少杂草生长,相应的使棉株生育良好而增加了棉花的产量。早在1952年中央人民政府农业部发布的棉花丰产技术指导纲要中即
Cultivating soil in the Liao River Basin in our country as an indispensable part of cotton work area, in the Yellow River and the Yangtze River cotton area there are many areas have the habit of cotton cultivation, which are all in China’s agricultural production in the agricultural production in order to adapt The local environment and accumulated a valuable experience. The main role of soil training to facilitate drainage, improve fertilizer efficiency, reduce cotton lodging, reduce weeds growth, the corresponding cotton plants grow well and increase the yield of cotton. As early as 1952, the Central People’s Government issued the Ministry of Agriculture cotton high yield technical guidance outline that