The market prospect of this industry is vaster and better than of the plastic covering industry.
这一领域的市场前景比塑封行业更加广阔。
It is mainly shown on the increase of LAI and improvement of biomass, dry-land autumn plastic covering maize filling characteristic.
旱地秋覆膜玉米子粒灌浆特性主要表现在LAI增加,生物产量提高。
The best is double plastic membrane cover, although more expensive than plastic covering layer higher, but the heat preservation effect is good.
最好是覆盖双层塑膜,虽然成本比单层塑膜覆盖高些,但保温效果较好。
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