家庭花卉病虫害防治的要点
1.防重于治
防是根本,治是不得已而采取的措施。花卉发生了病虫害,即使治好了,植株的生长发育也将会受到一定的影响。
2.及时防治病虫花卉
病虫害都经过初发期到盛发期这一过程,一旦发现有病虫害时。必须采取相应的措施,将病虫害根治在初发期。
3.正确掌握农药的使用浓度和混配原则
农药使用浓度过量,花卉易遭受药害。有些农药可以同时混合使用,有些农药则不能混合使用。因此,在使用前应了解农药的混配原则,否则就达不到防治病虫害的目的。
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