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•rement. ______ c.
______ b.
最后更新: 2015-05-14
使用频率: 1
质量:
•rement vulnŽrables.
aside from effects on yield, quality, and ecology of crops, elevated uv-b could also have other implications.
最后更新: 2015-05-14
使用频率: 1
质量:
•rement, mais elles sont probablement faibles.
other methods include cleaning and washing barns frequently, aerating stored manure (although this action may favor nh3 release), injecting slurries, and immediately incorporating solid manures after they are applied.