Aphids, mealy bug and thrips cause deformity in new growth.Treat with a diluted pesticide or remove pests by hand.Never use a soap-based insecticide.

• 蚜虫、粉介壳虫、牧草虫造成新芽畸形，你可以用稀释的杀虫剂或手动移除这些害虫，但千万不要用含皂基的杀虫剂。