化感稻除草剂减量使用对杂草的控制效果

来源 :中国第七届植物化感作用学术研讨会 | 被引量 : 0次 | 上传用户:wangying2880
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
  以3个化感水稻(6173、 A05和陵两优6173)和1个非化感稻(嘉兴8号)为材料,直播后3天采用不同剂量的30%扫茀特乳油处理,观察不同化感稻品种在不同除草剂剂量下对稻田杂草的防除效果。结果表明:不同水稻品种处理均随着扫茀特乳油剂量的增加,稻田中优势种杂草稗草、千金子和节节菜株数和干重呈降低趋势。
其他文献
  We investigated the allelopathic effects of aqueous extracts of seeds and different pans of P notoginseng on seed germination and seedling growth of soybean
会议
  The plant-plant interactions mediated by chemicals involve in two terms as allelopathy and allelobiosis that play important roles in plant coexistence and c
会议
  By using distilled water and methanol extracts, 69 Chinese traditional medicinal herbs from the Qinghai-Tibet region were screened, which aimed to finding s
会议
  The chemical cross talk between rice and barnyard grass was investigated.When barnyardgrass and rice seedlings were grown together, allelopathic activity of
会议
  采用琼脂稀释法测定了一种人参病原菌人参锈腐病菌(Cylindrocarpon destructans)和四种非人参病原菌对人参皂苷单体Rb1、 Rb2、Rc、 Rd、 Rg1和Re的敏感性.六种人参皂苷
会议
  Modern agricultural monocultures are highly productive but are usually vulnerable to disease, insects and climatic anomalies.Increasing plant diversity in a
会议
  植物遭受植食性昆虫的袭击时,首先体内受体感知来自植食性昆虫的刺激信号,这些信号经Ca2+流、蛋白激酶级联途径等传递给下游靶标信号分子,调节多种植物激素信号发生变化,进而
  为了筛选有效的植物源除草剂,研究了0.01,0.05,0.1,0.2,0.5和1 mmol·L-16个浓度的阿魏酸、香草酸、槲皮黄素、木樨草素、茶碱和可可碱水溶液对广泛分布于华南地区的入侵
  Flavonoids are natural polyphenolic compounds produced by many aquatic plants and released in their environments.In this study, the effects of several aquat
会议
  由化感作用引起的连作障碍严重制约着农作物和药用植物的栽培。酚类化合物是一类很早就被确定为化感物质的化合物,其广泛存在于农田土壤,可影响粮食作物,牧草和果树的生长,造