2·Major pollinators include bees, hawkmoth, butterfly and birds, and different pollinators correspond with different morphological characteristics of flowers.
姜科植物重要的传粉动物包括各种蜂类、天蛾、蝴蝶、鸟类等，不同的传粉动物对应不同的花部特征。
3·In Changli, there were 19 pests harming vine grape. The main pest were green canker worm, two-star leafhopper of grape, dorbeetle, wax cicada, acarus, hawkmoth, tiger moth, rust tick etc.
昌黎地区酿酒葡萄园害虫主要有19种，其中主要害虫有绿盲蝽、葡萄二星叶蝉、金龟子、斑衣蜡蝉、葡萄短须螨、葡萄天蛾、葡萄虎蛾、葡萄锈壁虱等。