为解决巴西豇豆（Vigna unguiculata）储存中菜豆象（Callosobruchus maculatus）的虫害问题，研究人员开展了对杜松（Juniperus communis）、香叶天竺葵（Pelargonium graveolens）等精油毒性的研究。结果显示牛至（Origanum majorana）精油效果最佳，这为防治菜豆象提供了新方法。

Botany plants antique engraving illustration: Taxus baccata (yew), Platycladus orientalis (Chinese thuja), Juniperus communis (juniper) Botany plants antique engraving illustration: Taxus baccata (yew ...

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Hydrangeas have been popular garden plants for decades. These versatile shrubs thrive in granite soil, shady woodland sites ...