(1) awọn nitrogen: nitrogen eroja eroja bi awọn ifilelẹ ti awọn ẹyaapakankan fun ajile, pẹlu ammonium bicarbonate, urea, ammonium pin, amonia, ammonium kiloraidi, ammonium imi-ọjọ, bbl (2) p: p eroja eroja bi awọn ifilelẹ ti awọn paati ajile, pẹlu sup deede ...
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