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茄科蔬菜病害 PowerPoint PPT Presentation


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茄科蔬菜病害. 茄科蔬菜病害包括茄子、辣椒、番茄、马铃薯等。 主要病害 有苗期病害、茄黄萎病、茄褐纹病、番茄叶霉病、灰霉病、疫病、病毒病、辣椒炭疽病、茄褐色圆星病等; 非侵染性病害 有番茄畸形果、空洞果、高温障碍、2,4- D 药害、番茄低温障碍、日灼和脐腐病等。. 苗期病害( Solanceous Fruits Seedling Diseases ). 番茄、茄子、甜(辣)椒 猝倒病 ( Tomato、Eggplant and Pepper damping-off )、 立枯病 ( Drooping ). 症状.

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茄科蔬菜病害

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2,4-D


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Solanceous Fruits Seedling Diseases

()(TomatoEggplant and Pepper damping-off)(Drooping)


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,


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Pythium aphanidermatum(Eds) FitzpPhytophythora caspsici LeonianP. nicotianae Breda ef Hann

Rhizoctonia solani Khn


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  • 2.3~7.um63~725*4.914.8um,6~2614.9~34.8um,5.6~15.4*7.4~10um, 14.0~22.0um

  • :15~10 3010


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2~3


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  • 1

  • 2

  • 20~25 15~20 15


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1 21.5~24~53


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Eggplant Verticillium Wilt

....19541973~1982..8.9~30.1%27.5~40%,60~70%90%


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Verticillium albo-atrum Reinkeet Berth (Verticillium dahliae Kleb) ,.

2~41~713~38um,15~60um,30-38um,100-120um250-3003.3-11*1.5-4.2um2 2~4um32.5~62.5*25~40um.

5 30 33~35 20~25 22.5 pH4.5~96~7


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3

6~814


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1 20~25 22~26 2818

2

.

,,,,,,.


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1 ,, .50%wp5002

2 4~5,10~152~3

3 51550%70% 25%

4

106-74-53-40.7cm2-30.7cm25-30RH85%


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Egglant phomopsis Blight

40-50%80%


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,


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Phomopsis vexans (Sacc. et Syd.) Harter

55-40045-2505-82-82-312.2-221.8-2.0Diaporthe vexans (Sacc. et Syol.) Gratz2-3130-35028-445-129-123.4-4


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  • 7-1135-4028-302830Czapek


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23903-57-11

12


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1 28-30RH>80%6-87-9

2

3


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1 3-545-481053-5515 0.1% 51%3010%401100030. 50%50%0.1%

2 50%50%8-1010-1550%70%50%


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3 .

4 3100

5 7-102-311200-25070%1000-150075%WP500-80040%600-70064%50070%50012%50047%60050%1500


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Tomato leaf mold


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Fulvia fulvaCookeCif. Cladosporium fulvumCooke

110127.5-212.93.0-5.00-310-45.05.0-8.8


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9-3420-2510 30 90%80%

30-36


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1 15721224315

2 5330

3 3

4 550.13kg0.25kg24


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5 45%2507%5%6.5%10%1kg8-101

6 O2.5 kg10-15kgO3600

7 2%BO-10100-15047%700-80050%80040%40060%6002000-400050---657-1012-3


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Gray mould

.,

gray mould of solanaceae vegetablis30%45%


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V


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5-10


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20-50


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Botrytis cinerea Pers.ex Fr.

Botrytis squamosa Walker

Botrytis allii Munn,,1-21429.3--3207.812.4-24.8um6.25-13.7510.0um3.0-4.51.8-3.0mm11mm


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5-30 13-25 ,95%


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1 2 12-1


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  • 133312525~202015~17


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  • 2

  • 3


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4

a

50%150050%500

2.4-D0.1%50%50%50%0.513

11-27-10


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b10050110%45%250781

  • 5%

    6.5%191


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c 50%50%200045%3000400050%150060%60040%60050%65%80090050%70050%700710134

57


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