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  <leader>02963nam a2200229Ia 4500</leader>
  <controlfield tag="001">CTU_239295</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="b">Qu603</subfield>
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   <subfield code="a">Võ, Thị Kim Quyên</subfield>
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   <subfield code="a">Ảnh hưởng của gốc ghép bí xanh, dưa gang lên sự sinh trưởng, năng suất và chất lượng dưa lê (Cucumis melo L.), dưa lưới ((Cucumis melo var. cantalupensis) canh tác trong điều kiện nhà màng :</subfield>
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  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">Luận văn tốt nghiệp Cao học ngành: Khoa học cây trồng</subfield>
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  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Võ Thị Kim Quyên ; Trần Thị Ba (cán bộ hướng dẫn)</subfield>
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   <subfield code="a">Cần Thơ</subfield>
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  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="b">Trường Đại học Cần Thơ</subfield>
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   <subfield code="c">2020</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Đề tài được thực hiện từ tháng 8-12/2019 nhằm xác định khả năng sinh trưởng, năng suất và chất lượng dưa lê, dưa lưới ghép. Thí nghiệm được bố trí theo thể thức thừa số, nhân tố 1 là loại gốc ghép họ bầu bí: (1) Không ghép-Đối chứng (ĐC), (2) Dưa gang, (3) Bí xanh và nhân tố 2 là loại ngọn ghép họ bầu bí: (1) Dưa lê Kim Cô Nương, (2) Dưa lê Kim Vương, (3) Dưa lưới One. Kết quả cho thấy tổ hợp Kim Vương ghép gốc dưa gang và bí xanh cho năng suất thương phẩm (lần lượt là 10,00 và 6,38 tấn/ha), năng suất tổng, tỷ lệ năng suất thực tế/năng suất lý thuyết (56,9%), chiều dài thân chính và số lá trên thân chính đều cao hơn Kim Vương không ghép-ĐC (năng suất thương phẩm 4,68 tấn/ha); tương thích giữa gốc và ngọn ghép cao nhất ở thời điểm 45 NSKT (tỉ số 0,99); tổng thiệt hại thấp nhất (33,5%). Kim Cô Nương ghép gốc bí xanh cho năng suất thương phẩm (5,71 tấn/ha) cao hơn Kim Cô Nương ghép gốc dưa gang và không ghép-ĐC (lần lượt là 3,91 và 3,32 tấn/ha). Dưa lưới One ghép gốc dưa gang, bí xanh và không ghép-ĐC đều có năng suất thương phẩm thấp nhất, tương thích giữa gốc và ngọn ghép kém nhất; tổng thiệt hại cao nhất. Độ Brix trung bình của Kim Cô Nương, Kim Vương, One ghép gốc dưa gang và bí xanh (dao động 9,24-9,44%) đều cao hơn không ghép-ĐC; độ dầy thịt trái và độ cứng trái như nhau.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">Cây trồng,Crops</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="x">Thích nghi,Adaptation</subfield>
  </datafield>
  <datafield tag="910" ind1=" " ind2=" ">
   <subfield code="c">Qhieu</subfield>
  </datafield>
  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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