Effect of Zinc and Composting Time on Dynamics of Different Soluble Copper in Chicken Manures

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Chicken manures added with Cu and Zn were used for composting experiment to study the dynamics of different soluble humus complexed copper (H2O-Cu,NaOH-Cu and NaOH-Na4P2O7-Cu).The effect of zinc in compost on humus complexed copper and the relationship be
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