That is good news for farmers and even better for farms because less nitrogen-rich manure pours out to poison fields and pollute rivers.

这对农民来说是个好消息，对农场来说更是好消息，因为可以少用些损伤田地、污染河流的富氮肥料。

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With the buried glass filter paper bag method a field experiment was carried out in a tobacco field to study mineralization of green manure and its effect on tobacco leaf quality.

在田间条件下利用埋设玻璃滤纸包法研究了绿肥翻压后的分解规律及其翻压绿肥对烟叶品质的影响。

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Simulated composting was carried out to study the changes of biochemistry and chemical characteristics of the organic manure compost using labelled organic material and inorganic nitrogen fertilizer.

通过室内模拟堆制和同位素交叉标记，研究了以稻草和禽畜粪为主体材料的堆肥制作过程中的生物化学变化特征。

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"No border agent wants to unload all those horses, shovel out that manure, " he says.

FORBES: Magazine Article

Many new initiatives in the bill fund research and programs for farm-based biofuels, including everything from making methane out of cow manure to planting switchgrass and especially, growing corn to make ethanol, which has been promoted as a means toward energy independence.

NPR: Farm Bill Offers Aid to Fruit, Vegetable Growers

Rachel Wyatt, of the MCS, said farmers must "look at land management practices, put up more fences to keep cattle out of rivers and change patterns of manure spreading".

BBC: Weston Uphill Slipway beach fails water quality standard