论文部分内容阅读
给苹果树枝干涂抹高浓度的福美砷液,造成烂皮、死树现象不断发生,其实不管休眠期还是生长季,用高浓度福美砷涂抹枝干,用于腐烂病疤消毒,都会引起烂皮。福美砷又是高残毒药物,建议广大果农不要再用此药。
In addition to the dormant or growing season, the high concentration of thiram and arsenic is applied to the branches of the apple tree to smear the high concentration of arsenic trioxide and cause the rotten skin and the dead tree to occur constantly. . Fu Mei Arsenic is a high residual drug, it is recommended that the majority of farmers do not use this medicine.