n pellet
n颗粒
以上为机器翻译结果，长、整句建议使用 人工翻译 。
N release pattern from livestock waste compost and compost pellet was studied with incubation method in lab. and buried glass filter paper method in the field.
本文采用室内培养法和田间埋设玻璃滤纸包法研究了粉状畜禽粪便堆肥和颗粒堆肥的养分释放。
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