| 摘要: |
| 测定了50%果病清悬浮剂在田间条件下防治苹果黑星病(Venturia inaequalis)、炭疽病(Glomerella cingulate)、白粉病(Podosphaera Leucotrich)、锈病(Gymonsporporangium yamadae)等4种苹果树主要病害的效果、有效使用浓度及对果树的安全性。结果表明,果病清防治苹果病害效果显著,防效达85%～90%,优于常规对照药剂;最佳使用浓度为600～800倍;施药时间以发病前或发病初期为宜;施药次数2～3次,间隔10～15 d为佳。 |
| 关键词: 果病清，成膜剂，苯并咪唑类杀菌剂，田间药效试验 |
| DOI： |
| 分类号:S482.21 |
| 基金项目:陕西省农科院新产品开发研究项目及杨凌科技开发基金资助项目 |
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| Study on Field Effects of Guobingqing |
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| Abstract: |
| This study determined the field effects of Guobingqing on controlling
some major apple diseases.The results showed that Guobingqing had remarkable effects
on apple scab disease, apple powdery mildew disease and apple bitter rot disease, compared with some other fungicides used in controlling fruit plant diseases. |
| Key words: Guobingqing,fungicide,field test effect |
