【摘 要】
：
我省是国内推广应用地膜覆盖栽培技术开始较早的省份之一,发展速度也较快,现在,已由蔬菜、瓜类转移到了经济作物,又由经济作物转移到了粮食作物,特别是玉米发展最快。近几年
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我省是国内推广应用地膜覆盖栽培技术开始较早的省份之一,发展速度也较快,现在,已由蔬菜、瓜类转移到了经济作物,又由经济作物转移到了粮食作物,特别是玉米发展最快。近几年来。无论是丰水年还是歉水年,只要应用得当,都能显著增产。增产幅度一般33—79％,甚至1倍多。地膜覆盖
The province is one of the earliest provinces in China to popularize the application of mulching cultivation technology and its development speed is relatively fast. Now it has been transferred from vegetables and melons to cash crops and from cash crops to food crops, especially to maize Fastest. In recent years. Whether wet years or apologize water years, as long as properly applied, can significantly increase production. Increase the production rate of 33-79%, or even more than 1 times. Film mulching
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