Raising earthworms in pots with mixtures of cow dung and crop stalks is conducted.
采用盆养的方法用牛粪和玉米秸秆（经过腐熟）的不同比例混合物饲养蚯蚓。
It is concluded that mixtures of different proportion of cow dung and crop stalks are eatable to earthworms.
结果表明：蚯蚓在各比例混合物中生长良好，腐熟的玉米秸秆可以作为蚯蚓饵料。
Biogas fertilizer is defined to be remnants after the fermentation of faeces of human and animals and various crop stalks within sealed digesters.
人、畜粪便和各种农作物秸秆等投入沼气池内经密封发酵后的残余物统称为沼肥。
The method has the following advantages that: 1, the crop stalks are degraded to provide a great number of organic matters, improve soil structure and provide nutrient needed by plants;
本发明具有下列优点和积极效果：①作物秸秆分解能提供大量的有机质，改良土壤结构，并提供植物生长需要的养分；
Crop stalks can instead of traditional energy sources to generate electric and can reduce environmental pollution; as the win-win project in economic and society, it has a large development.
生物质发电可以替代传统能源，同时又可以减少环境污染，是经济效益、社会效益双赢的项目，有广阔的发展前景。
It is necessary to successfully develop pretreatment technology, design specific bioreactor, and determine optimal technological parameters before efficient biogasification of crop stalks is achieved.
要实现秸秆高效厌氧消化和工程应用，需要解决秸秆预处理技术、专用反应器研制和发酵工艺参数优化三个关键技术问题。
We raise our cows and goats almost entirely on corn stalks, cucumber vines and other crop wastes.
我们用基本上都是用稻杆、黄瓜藤和其他的谷物残余来饲喂我们的牛羊。
We raise our cows and goats almost entirely on corn stalks, cucumber vines and other crop wastes.
我们用基本上都是用稻杆、黄瓜藤和其他的谷物残余来饲喂我们的牛羊。
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