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  <leader>02231nam a2200241Ia 4500</leader>
  <controlfield tag="001">CTU_237844</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">633.85</subfield>
  </datafield>
  <datafield tag="082" ind1=" " ind2=" ">
   <subfield code="b">Tr121</subfield>
  </datafield>
  <datafield tag="088" ind1=" " ind2=" ">
   <subfield code="a">8620110</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
   <subfield code="a">Nguyễn, Thị Bích Trân</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="a">Ảnh hưởng của boron lên sinh trưởng và năng suất mè đen (Sesamum indicum L.) tại Ô Môn, thành phố Cần Thơ :</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">Luận văn Thạc sĩ. Chuyên ngành Khoa học cây trồng</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Nguyễn Thị Bích Trân ; Nguyễn Quốc Khương (Cán bộ hướng dẫn)</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>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="c">2020</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Nghiên cứu được thực hiện nhằm tìm ra nồng độ phun B phù hợp nhất để cây mè sinh trưởng tốt nhất và đạt năng suất cao nhất. Thí nghiệm đồng ruộng được bố trí khối hoàn toàn ngẫu nhiên với năm nghiệm thức và năm lặp lại tại Ô Môn, thành phố Cần Thơ. Các nghiệm thức bao gồm: (1) không phun B chỉ phun nước, đối chứng; (2) phun B với nồng độ 50 ppm; (3) phun B với nồng độ 100 ppm; (4) phun B với nồng độ 150 ppm; (5) phun B với nồng độ 200 ppm. Kết quả cho thấy phun B qua lá là tăng sinh trưởng mè gồm chiều cao cây, số lá trên cây, và chiều dài lá. Đồng thời, phun B góp phần tăng thành phần năng suất như số bông trên cây và số trái trên cây. Trong đó, số trái trên cây cao nhất ở các nghiệm thức có phun B, với 32,3 - 46,2 trái/cây so với nghiệm thức đối chứng 27,2 trái/cây. Năng suất hạt ở các nghiệm thức có phun B đạt 1,10 - 1,32 tấn/ha.</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">Sesame,Cây mè</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="x">Planting,Kỹ thuật trồng</subfield>
  </datafield>
  <datafield tag="904" ind1=" " ind2=" ">
   <subfield code="i">Hải</subfield>
  </datafield>
  <datafield tag="910" ind1=" " ind2=" ">
   <subfield code="c">tvtrong</subfield>
  </datafield>
  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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