1.Objective To observe effect of snail control in snail habitat covered with or without the black plastic mulch after half a year.
目的观察黑色塑料地膜覆盖半年与未覆盖喷洒氯硝柳胺灭螺效果比较。
2.Be prepared to cover early plantings during the night if there is still a risk of freeze. Black plastic mulch can help keep them warm.
如果晚上还会结冰，要准备好给早期的幼苗覆盖一层保护物，黑色塑料膜可以帮助保暖。
3.The series of 2BMJ precision metering seeder with paving plastic mulch is mainly used for the sowing of cotton, corn and beet.
该系列机具主要用于棉花、玉米、甜菜的精量铺膜播种。
4.Of course a simple cold plastic mulch systems will also be completed and the cost is not very expensive.
当然一个简单的冷覆膜系统也可以完成，而且成本不是很昂贵。
5.If you are able to adopt the technology, wear-resistant plastic mulch nature is not a problem.
如果能够采用覆膜工艺，那么耐磨自然不是问题。
6.Whether it's paper or uncoated paper, ink drying is not complete, covered with plastic film on the impact of quality plastic mulch.
无论是铜版纸还是胶版纸，在墨迹未完全彻底干燥时覆膜，对覆膜质量的影响均是不利的。
7.But as a result of operation due to the use of plastic mulch products often occurs does not light or foaming, wrinkling, and so on.
但是因操作使用等原因，覆膜后的产品常出现不亮或起泡、起皱等现象。
8.Plastic mulch increases soil temperature in the bed which promotes faster crop development and earlier yields.
塑料薄膜覆盖提高苗床的土壤温度，促进作物较快发育并提早成熟。
9.There is some benefit under clear plastic mulch due to higher temperatures generated (solarization) than occurs with opaque mulches.
用透明塑料膜覆盖优于不透明塑料膜覆盖，因为前者能产生较高的温度（日晒作用）。
10.multiple varieties, row covers, plastic mulch, low tunnels, high walk-in tunnels and greenhouses.
多个多样性，排包括，塑料护盖物、低的隧道、高的轻而易举的隧道和温室。