Er-Zhan Dai

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Maize straws were put into nylon mash bags and buried in a calcareous soil to study the effects of returning maize straw into field on the calcareous soil Zn forms and their availability. Compared with Zn fertilization, returning maize straw into field had little contribution to the soil total Zn content. Both Zn fertilization and straw returning increased(More)
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