crown gall
冠状根瘤：一种由土壤细菌感染植物根部、茎部或枝条引起的植物病害
常用释义
英式发音
美式发音
基本释义
- 冠状根瘤：一种由土壤细菌感染植物根部、茎部或枝条引起的植物病害，表现为异常生长的肿瘤状结构。
例句
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1·Plantlets have been induced from two carrot crown gall strains and two tobacco crown gall strains.两个胡萝卜和两个烟草冠瘿株系分别得到再生植株。
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2·Crown gall disease affects a wide range of plants, including roses, ornamental trees and fruit trees.根癌病影响很多植物，包括玫瑰，观赏树木和果树。
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3·However, the disease incidence and the velocity of tumor development in clay soil were highest when occurrence of crown gall was in stable phase.发病进入稳定阶段之后，与其它土壤类型相比，粘土中的发病率略高，冠瘿瘤体积大。
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4·The transgenic crown gall of Panax quinquefolium L transformed artemisinic acid, generated a secondary metabolite:12,13-epoxy-11-hydroxy-9-octadecenoic acid.使用转基因西洋参冠瘿组织对青蒿酸进行转化得到一个次级代谢产物：12，13-环氧-11-羟基-9-十八碳烯酸。
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5·The MI15 strain of Agrobacterium radiobacter can produce Agrocin MI15 which inhibits the growth of Agrobactium tumefaciens, a pathogen causing grape crown gall.在平皿培养时，能够产生农杆菌素MI15，能抑制葡萄根癌土壤杆菌的生长。
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6·Some crown galls strains changed properties many months after induction. A sunflower crown gall strain changed its shape and growth speed seven months after induction.在诱发后数月内有些冠瘿株发生明显变化，向日葵冠瘿株在诱发七个月后外形和生长速度发生了变化。