?????Cotton Fusarium Wilt

1
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2
?????Cotton Fusarium Wilt
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3
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7
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?? ??????????Fusarium oxysporium Schl. f.sp.
vasinfectum ,??????????? ????? ??????2530?,?????
?25?? ?????,35????????? ?????????
8
??????? ????????????????,??????????? ??19
721973? ????????????3???? ??????????????? ????
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9??????????????,??????3?7?8?3?????,??3??8????????,
?7???????,?????,?????????????????
9
????? 1??????????????(Fusaric acid,
FA),?????,??????????? 2??????
10
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11
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1.??????? ??????????????,?????,?????? 2.
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12
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1.??????,????? ???????????????
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??????,??????? ????????,??????? 2.??????
13
3.???? ??????????????????????????34?,????
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14
4.?????? ???????????,????,????,????? ?????????
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15
5. ???? (1)?????????
?????? (2)??????????????? (3)??????????,?12.5
????200-300?
?????
16
????? Cotton Verticillium Wilt
??????1891??????????,???????????
???1935?????????????,??20??80???,??????????18?????
????478??(?)? 90????,?????????,??1993?1995?
1996???3????????????,??????????,?????????????????2
66.7?hm2,??????????,???133.3?hm2,????????200???

17
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20
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?????Verticillium dahliae ??????Verticillium
albo-atrum ,???????????????
1.?????????? 2.?????????? 3.???????????(?????
) 4.???? 5.???? 6.???
21
????? ??????1030?????,??????????2025?,3
3??????????,?????????????,?33?????????
??????????????,??80????-30????????????2530?,?????
????18h?,?????????90???????20,???????40???????
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22
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84?,??153???????,??????20?80?,????????????????????
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23
????? ????????????????????
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24
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25
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1. ?????? ????????????????????? 2.????
???????????????????????????25???,????80????
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26
5. ??????? ?????????????,?????????,??????
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27
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28
2.?????? ????????,?????????,???????????
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86-6?86-4??
29
3.???? ??????????????????????????3
4?,???????????????????????????????????????
30
4.?????? ??????????,????,????,????,????,
???23??????1????????????,???????
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????????
31
5.???? ????,????? ??????????????24?? 6.????
????????2???40mg/kg????????????????
?25????1.5????????????? ????????????