| 释义 |
ragweed 英/ ?r?ɡwi?d / 美/ ?r?ɡwi?d / - 1
农业科学 豚草 Beacuse of strongly reproduce of Ragweed,highly speed of spread,disserve more and more severely. 由于豚草繁殖能力强,蔓延速度快,危害日趋严重。 因此,防除豚草成为了人们所关注的问题。
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环境科学技术 豚草 Ragweed is a kind of harmfully widespread grass in the world, and also an invasive plant with broader distribution and great impact to ecology in China. It is seriously damaging the agricultural production and human health. 豚草是一种广泛传播的世界性害草,也是我国分布较广、影响很大的生态入侵植物,它严重危害农牧业生产和人类健康。
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