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Chuong V: VI SINH VT HI N NG SN

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Chuong V: VI SINH VT HI N NG SN

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    1. 1 Chuong V: VI SINH V?T H?I NÔNG S?N Vi sinh v?t gây h?i nông s?n I. Các lo?i hình vi sinh v?t gây h?i NS 1/ Vi sinh v?t ph? sinh: Là thành viên ch? y?u c?a h? vi sinh v?t h?t-c?-r?. Vì v?y ngu?n lây nhi?m Vi sinh v?t này là t? r? cây và thân cây lên h?t.

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