姓名：田叶 籍贯：山东济南 教育经历：上海电影艺术学院影视表演专业
玉米田叶螨空间格局，在较低螨口密度时呈聚集分布，在较高密度时呈均匀分布。
The research results show that the space pattern of corn leaf mites has a gathering distribution form in lower density of mites while a uniform distribution in higher one.
方法把珐菲亚幼苗在不同年份移栽实验田，对其根、茎、叶、花、果实的生长发育过程进行观察研究。
Methods The pfaffia seedlings were transplanted in fields in different years, and their roots, stems, leaves, flowers and fruits developmental growth process were observed.
褐背小萤叶甲是烟田蓼科杂草的重要天敌，对蓼科杂草具有良好的自然控制作用。
Galerucella grisescens is an important natural enemy which could significantly control Polygonaceae weeds in tobacco fields.
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