Field trials were conducted to determine control effect on cotton seedlingdiseases at different dosage of 2.
适乐时悬浮种衣剂对棉花苗期病害的相对防效。
2
In the vegetable and cotton growing industries, seedlingdiseases are controlled largely by chemical fungicides or crops are replanted if there is a failure of establishment.
蔬菜和棉花的苗期病害一般是利用化学杀菌剂进行防治，或者病害严重发生导致毁种后重新播种。
3
Current recognition methods for seedlingdiseases and insect pests employ subjective diagnoses according to characteristic symptom of diseases and insect pests or pathology assay.