| 摘要: |
| 速保利防治黄瓜白粉病效果优异,兼有保护和治疗作用,比常用药剂粉锈宁防效高,用量少。苗期施用6. 25μg·mL-1的药液,防效达90%以上。该药剂具有很强的铲除作用,在潜育期施用25μg·mL-1的药液,可控制病害发生。喷施12. 5μg·mL-1的药液,持效期为25 d.该药剂具有内吸传导性能,以向上传导为主。建议适期早喷,施药浓度为,苗期6. 25～12. 5μg·mL-1,成株期12. 5～25μg·mL-1,各喷一次即可控制病害。 |
| 关键词: 速保利，黄瓜白粉病，药剂防治 |
| DOI： |
| 分类号:S482.2 |
| 基金项目:国家“八五”攻关项目 |
|
| Effect of Diniconazole Against Cucumber Powdery Mildew[Sphaerotheca fuliginea(Schlecht.) Poll.] |
|
Ma Qing 1 Cui Hongwen 2\ Qiu Guisheng 2
|
| Abstract: |
| Diniconazole has protective and curative effects on controlling Sphaerotheca fuliginea.The controlling rate with 6. 25μg·mL-1 suspension in seedling stage was
over 90%. Application with 25μg·mL-1 suspension may eradicate the pathogen in
plants. The duration of effectiveness with 12. 5μg·mL-1 was 25 days.Application of
Diniconazole in early cucumber growing season could get a satisfied controlon cucumber
powdery mildew.The suggested rate to control the disease was 6. 25～12. 5μg·mL-1 in
seedling stage and 12. 5～25μg·mL-1 in adult stage with one application at each. |
| Key words: diniconazol,cucumber powdery mildew (Sphaerotheca fuliginea),chemical control |
