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  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">Ảnh hưởng của một số loại thuốc để ngừa bệnh đốm vằn trên lúa đến thành phầncôn trùng và thiên địch trong ruộng lúa tại Huyện Tân Hiệp Tỉnh Kiên Giang</subfield>
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   <subfield code="c">Đỗ Đức Hoàng</subfield>
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   <subfield code="a">Ảnh hưởng của thuốc trừ bệnh đến côn trùng và thiên địch trong ruộng lúa là vấn đề hiện nay đang được chú ý trong quy trình IPM. Đề tài được thực hiện khảo sát ảnh hưởng của 3 lọai thuốc trừ bệnh Anvil 5SC, Validacin 5WP, Tilt 250EC để ngừa bệnh đốm vằn trên lúa đến thành phần côn trùng và thiên địch  trong ruộng lúa và hiệu quả của thuốc trong việc phòng trừ bệnh đốm vằn</subfield>
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   <subfield code="a">Field crops,Pests,Plants, protection of,Rice</subfield>
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   <subfield code="i">Mai Loan, QHieu</subfield>
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   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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