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ying yong li ti ye pian fa jian ding mian hua zhong zhi kang zuo xing de yan jiu
Author(s): Lei Chaoliang, Zhong Changzhen, Jiang Yong, Yong Xiulan, Zong Liangbing and Li Guowei
Pages: 62-
67
Year: 1996
Issue:
1
Journal: Acta Arachnologica Sinica
Keyword: 离体叶片法; 棉花种质; 抗螨性;
Abstract: 应用离体叶片法,对9个棉花种质进行了鉴定,试验结果表明;种质间抗生性和忌避性差异显著;同株棉花不同部位的叶片对朱砂叶螨的抗生性无显著性差异。通过对叶螨在不同棉花种质上种群增长动态进行系统聚类,可将9个棉花种质划分为3类:斯字棉825-91、杞县86789、鄂棉314、苏联8911为1类,中棉164、潼南接龙棉、新库861517-2、南农NAC90-2为1类,美棉7-15独立为1类。依据朱砂叶螨在不同种质上的种群增长曲线和高峰期螨量增长倍数,可将9个种质划分为3个类型;斯字棉825-91、新库861517-2为抗性类型,潼南接龙棉、美棉7-15、南农NAC90-2为感性类型,其余为中抗类型。从忌避性看:斯字棉825-91、美棉7-15表现出较高的忌避性。
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