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  <leader>02265nam a2200205Ia 4500</leader>
  <controlfield tag="001">CTU_85082</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">632.5</subfield>
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   <subfield code="b">M312</subfield>
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   <subfield code="a">040100</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
   <subfield code="a">Võ, Bình Minh</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="a">Ảnh hưởng của nhiệt độ và ẩm độ lên hiệu lực diệt cỏ lồng vực của hai chủng nấm H.6 và H.7 chi Helminthosporium, và khả năng gây hại của chúng trên một số cây trồng</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Võ Bình Minh; Phạm Văn Kim</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="a">Cần Thơ</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="b">Trường Đại học Cần Thơ</subfield>
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   <subfield code="c">1998</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Hai chủng nấm Helminthosporium spp. Ký hiệu H.6 và H.7 được phân lập từ cỏ lồng vực và cỏ đuôi phụng bị nhiễm bệnh ở ngoài đồng thuộc tỉnh Trà Vinh, đã được sử dụng trong 3 thí nghiệm: Thí nghiệm 1, dùng hai chủng nấm H.6 và H.7 để lây nhiễm, cho lúa và cỏ lồng vực lúc 10 ngày tuổi, trồng xen nhau trong cùng khay, dưới các điều kiện nhiệt độ: biến động tự nhiên và ở các mức 24 độ c, 26 độ c, 28 độ c và 30 độc; và ẩm độ: biến động tự nhiên và bảo hoà. Thí nghiệm hai, lây nhiễm hai chủng nấm H6 và H7 lên cây lúa trồng trong chậu vào ngày thứ 10, 20, 30, 60 và 75 ngày sau khi gieo, dưới điều kiện nhiệt độ tự nhiên và ẩm độ tự nhiên trong nhà lưới. Thí nghiệm ba, Hai chủng nấm H6 và H7 được lây nhiễm cho các cây bắp, cà chua, đậu nành và mía, trồng trong chậu, vào lúc cây có hai lá thật (10 - 15 ngày sau khi gieo), dưới điều kiện ở nhà lưới và ở nhiệt độ 28 độ c và ẩm độ biến động tự nhiên.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">Field crops diseases and pests,Plants, effect of herbicides on,Plants, protection of</subfield>
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  <datafield tag="904" ind1=" " ind2=" ">
   <subfield code="i">Năm</subfield>
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  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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