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xin xing shi xia ru he shi yong yu wei xiu yu mi jie gan huan tian ji
Author(s): 
Pages: 46
Year: Issue:  4
Journal: Farm Machinery Using & Maintenance

Abstract: 土地经过几次重复的种植一样农作物后就会失去肥力,长出的农作物小、产量低,在很久之前,农民没有其它的办法可以增加土地的肥力,只能够任其土地肥力的减少,自从秸秆还田机的出现,大大的缓解了这种现象的出现,增加了土地的肥力,秸秆还田机之所以能够增加土壤的有机质含量,提高土壤的肥力,促进农作物持续增产增收,主要利用的原理就是将农作物的秸秆绞碎后重新施入田地中,秸秆长期的在土地中就会变质,变质之后会产生田地需要的有机质与养分,从而增加土地的肥力,提高农作物的产量.
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