随着地膜覆盖栽培年限的延长，由于残膜回收率低，土壤中残膜量逐步增加，造成地膜污染。
Along with mulching fixed number years lengthening, because of remains film recovery rate is low, the amount of remains film in the soil progressively increase and cause film pollution.
选用紫色、白色、蓝色薄膜及 蓝色厚膜4种地膜对两葡萄品种里扎马特、凯然诺尔进行覆盖栽培。
This paper selects four mulching film including of violet, white, blue thin film and blue thick film to compare their effect of cover cultivate.
选用紫色、白色、蓝色薄膜及 蓝色厚膜4种地膜对两葡萄品种里扎马特、凯然诺尔进行覆盖栽培。
This paper selects four mulching film including of violet, white, blue thin film and blue thick film to compare their effect of cover cultivate.
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