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采用机械碎茬,是近年来辽宁抚顺县推广的一项新技术。根茬切碎还田后,相当于每亩增施一车半优质农家肥和2.5千克化肥。机械碎茬田块每亩至少增加产量35千克,1993年全县机械碎茬达5.7万多亩,增产粮食195万多千克。农机户靠碎茬作业收入30多万元,农户靠碎茬作业增产增收100多万元,两全其美,深受欢迎。但在推广此项作业中也出现了一个奇怪的现象。全县17个乡镇,有的碎茬超万亩,有少部分乡才几
Using mechanical stubble, Fushun County, Liaoning Province in recent years to promote a new technology. Stubble chopped back to the soil, the equivalent of an additional half a mu of high-quality farm manure and 2.5 kg of fertilizer. Mechanical stubble plots at least 35 kg per acre increase in output, in 1993 the county mechanical stubble reached 57,000 mu, an increase of more than 1.95 million kilograms of grain. Farming households rely on stubble operation income more than 30 million, farmers rely on stubble operation increase production more than 100 million yuan, best of both worlds, very popular. However, there was also a strange phenomenon in promoting this homework. The county’s 17 townships, some super-million acres of stubble, there are a small number of rural only a few