地膜污染；
Plastic packing materials and agricultural film caused by white pollution has spread throughout the country!
塑料包装物和农膜导致的白色污染已蔓延全国各地啦！
There was no significant difference of rice grain yields between the treatments of straw mulching and plastic film covering but the cost and soil pollution in the latter should be concerned.
覆膜处理虽在产量和水分利用效率上略高于盖草处理，但差异不显著，且覆膜处理存在成本高，污染土壤等缺陷。
Since the prior computer room slipper is made of plastic film and is disposable, the computer room slipper can cause white pollution which is not good for environment protection.
现有的机房拖鞋用塑料簿膜制成，一次性使用，造成白色污染，不利于环境保护。
This paper deliberated on the status of pollution brought by chemical fertilizer, pesticides and mulching plastic film, and according to each problem the corresponding treatments were put forward.
分析和探讨了化肥、农药及地膜对我国农田环境的污染状况，提出了控制农业自身污染的对策。
The starch filled plastic agricultural film was developed to reduce the soil and environment pollution through biodegradation.
研制了淀粉填充地膜，通过生物降解来消除地膜对土壤及环境的污染。
With the increasing use of the agricultural plastic film, the pollution it brings is also becoming serious.
随着农用薄膜用量的不断增加，农用薄膜的土壤污染问题也日益突出。
Plastic film laying on crop is widely used in China, but most of the used films are left inthe fields after harvesting, and pollution is made both to the soil and environment.
地膜覆盖种植技术可大幅度提高作物单产水平，因而得以大面积推广应用，但用过的地膜不能及时回收，滞留在田间，对土壤及生态环境都造成了污染。
Aiming to the problem of white pollution and using the method that combine agricultural machinery and agronomic together, we design a miniature machine for retrieving plastic film of tobacco seedling.
为此，针对残膜白色污染问题，采用农机农艺相结合的方法，研究设计了链条式烟田苗期地膜回收机。详细介绍了收膜机的总体结构及主要工作部件挑膜、起膜、送膜和卸膜的设计原理。
Aiming to the problem of white pollution and using the method that combine agricultural machinery and agronomic together, we design a miniature machine for retrieving plastic film of tobacco seedling.
为此，针对残膜白色污染问题，采用农机农艺相结合的方法，研究设计了链条式烟田苗期地膜回收机。详细介绍了收膜机的总体结构及主要工作部件挑膜、起膜、送膜和卸膜的设计原理。
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