海南省陵水黎族自治县假高粱的危害调查
Plant Quarantine（2020）
Abstract
假高粱是我国的检疫性有害生物,但近几年假高粱在海南省蔓延扩散速度加快.为提高海南省陵水黎族自治县南繁产地检疫效率,明确假高粱的危害等级和发生面积及分布范围情况,对域内假高粱的发生进行了调查,结果显示假高粱实际危害面积15.7 hm2,分布于所有南繁核心区及辐射区域共计4215.6 hm2,危害级别达到1级的0.33 hm,2级的0hm2,3级的1.67 hm2,4级的4.01 hm2,5级的8.97 hm2,6级的0.67 hm2.荒地、路两侧、灌溉水渠及河堤两岸、南繁试验田、菜地田埂等假高粱危害严重.
MoreAI Read Science
Must-Reading Tree
Example
Generate MRT to find the research sequence of this paper
Chat Paper
Summary is being generated by the instructions you defined