There are heavier mulches and lighter weight mulches also.

有较重复盖、复盖重量也较轻。

A landscape fabric may be used under the organic mulches to improve weed control.

阿景观织物可用于有机覆盖物下，以提高控制杂草。

Most mulches do not reduce other pests, such as soilborne pathogens, insects, and nematodes.

大多数塑料薄膜不能减少其它害虫如土著病原体、昆虫和线虫。

The lifetime of the biodegradable mulches was 9 months and of the biodegradable low-tunnel films 6 months.

寿命可生物降解覆盖物为9个月和生物降解性低隧道薄膜的6个月。

Another great idea is the next time you are in the market to buy a lawnmower, purchase one that mulches leaves.

另一个非常棒的想法就是当你下次去商场买割草机的时候，买那种能够切碎草叶的割草机。

Autumn rolled over the countryside as they moved through it: they were now pitching the tent on mulches of fallen leaves.

秋色在郊外漫延，他们继续流浪：现在把帐篷搭在满地落叶上。

Plastic mulches create a barrier preventing fumigant gases from escaping to the atmosphere, thereby increasing their effectiveness.

塑料薄膜覆盖可以形成防止烟熏气体逸散到大气的屏障，所以提高烟熏气体的杀虫效果。

At the end of the cultivation period, the biodegradable mulches were broken up and buried in the field soil together with the plant residues.

在去年底的培养期间，可生物降解的覆盖物被打破和埋葬在外地的土壤与植物残留物。

Simulating experiments were conducted to study the effects of sand and gravel mulches with different sizes on moisture evaporation from soil surface.

为研究不同粒径砂石覆盖对土壤蒸发过程的影响，进行模拟试验。

The article analyzed the feature of soil and water loss in southern region, and appraised systematically the effects of furring mulches on controlling soil and water losing.

在分析南方水土流失特征的基础上，对贴地表覆被保持水土效益作了系统评价。

The infrared-transmitting (IRT) mulches provide the weed control properties of black mulch and are intermediate between black and clear mulches in terms of increasing soil temperature.

红外线透性薄膜有黑色薄膜那种控制杂草的特性，在增加土壤温度方面介于黑色与透明薄膜之间。