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河北省怀来县一些农户在果园套种天南星．既多收获了一茬药材．又能对果园起到灭虫、防鼠作用。天南星，又名狗爪南星、虎掌南星，是一种中药材、它散发出的毒性能够控制鼠、虫．可起到防鼠、防虫，促进果树旺盛生长．提高坐果率和果品产量等作用。野生天南星多生长在阴坡湿润
Huailai County, Hebei Province, some farmers in the orchard intercropping Araceae. Both harvested a crop of herbs. Or play a pest control of the orchard, anti-rat effect. Araceae, also known as paw paw Southern Star, claw Southern Star, is a Chinese herbal medicine, which emits toxicity to control rats, insects. Can play a rodent, pest control, and promote the vigorous growth of fruit trees. Improve the rate of fruit set and fruit production and so on. Wild Anemones grow more moist in the shady slopes