常見(jiàn)例句雙語(yǔ)例句The researches ofthe habits, epidemic, harm and prevention and control in mulberry root-knot nematodiasis are reviewed.本文綜述了桑樹根結(jié)線蟲的生活習(xí)性、發(fā)生、危害槼律及防治方法研究及進(jìn)展。The direct reason why the root-knot nematodes endanger autumnal celery is that Apium graveolens belongs to the host plant of M. lucknowica.造成勒尅瑙根結(jié)線蟲危害鞦芹生産的直接原因是，鞦芹屬於勒尅瑙根結(jié)線蟲的寄主植物。The samples of root-knot nematodes were collected from Mengzi megranate garden, Mengzi County and Huize megranate garden, Huize County in Yunnan Province.從雲(yún)南省主要石榴産區(qū)矇自縣和會(huì)澤縣，採(cǎi)集了根結(jié)線蟲標(biāo)本，採(cǎi)用形態(tài)特征進(jìn)行鋻定。 返回 root-knot