保护性杀菌剂
- 网络Protective fungicide
保护性杀菌剂-
绿得保保护性杀菌剂的研制与开发
The Research and Preparation of Protective Fungicide ──" Green-Guard ", A Suspending Agent of Copper Subsulfate
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内吸性杀菌剂与保护性杀菌剂交替使用可以延缓抗药性的出现。
Alternate use of systemic and protectant fungicides may delay the onset of resistance .
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化学防治的田间试验表明：保护性杀菌剂和治疗性杀菌剂在病害发生初期开始喷药，防效均可达80%左右。
The control of chemical fungicides gave the result that both protective and cure fungicides could get about 80 % control efficacy .
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丙森锌是一种保护性的杀菌剂，富含作物可利用的锌。
Propineb is a protective fungicide and rich in free Zn .