“绿风９５”可防治苹果树腐烂病１９９３－１９９４年，我们在唐山新区５００亩苹果树腐烂病严重园大面积试验。对较轻的腐烂病侧枝，用“绿风９５”２５０倍液分别于开花前、果实生长期和落叶期进行三次喷雾，防治效果达９２．８％；对严重树干部腐烂病斑，用刀横竖划几... “Green Wind 95” can prevent apple tree rot disease 1993-1994, we Tangshan New Area 500 acres of apple tree rot serious park large area test. On the lighter rotting branches, with “Green Wind 95” 250 times before flowering, fruit growth and deciduous three spray, the control effect of up to 92.8%; severe trunk rot disease spot, with a knife Horizontal plan a few ...