1) Oil rape shell return to field
油菜壳还田
2) Returning rape siligue shells to field
油菜角果壳还田
3) tumorous stem mustard leaves returning to soil
榨菜叶还田
4) Rape field
油菜田
1.
Spacial pattern and sampling techniques of Geranium carolinianum Linn.in the rape field;
油菜田野老鹳草的空间分布格局及其抽样技术研究
2.
A preliminary study on the spider s community in rape field in Xining;
西宁地区油菜田蜘蛛群落初步研究
3.
Structure of arthropod community in rape fields and its fuzzy cluster analysis;
油菜田节肢动物群落结构及其模糊聚类分析
5) oilseed rape field
油菜田
1.
Efficacies of 8 herbicides in winter oilseed rape field were compared.
研究了8种除草剂防除冬油菜田杂草的效果。
6) rape fields
油菜田
1.
In the rape fields in Hefei(Fei Dong County,Fei Xi County,Chang Feng County) 90 random samplings fields were surveyed in detail with 7 scales by visualization of weed dominance to dry crop.
运用七级目测法对合肥地区三县(肥东县、肥西县、长丰县)的油菜田样点进行了深入的调查,根据相对盖度、相对高度、相对多度等计测重要值、生态位宽度、生态相似系数,结果表明:合肥地区油菜田常见杂草有31种,隶属18个科,生态位宽度前10位的杂草分别是野老鹳草、日本看麦娘、粘毛卷耳、猪殃殃、一年蓬、看麦娘、酸膜叶蓼、罔草、大巢菜、抱茎苦苣菜。
2.
There are 49 species of weed belonging to 21 families in rape fields in Sichuan province, and the higher frequency, greater damage are of more than 10 species, such as Alopecurus aequalis sobol, Polypogon fugax Nees ex steud, Stellaria media (L.
四川省油菜田杂草有２１科４９种。
3.
In this paper,the rape fields of Middl.
本文以浙中油菜田为例，对该地区油菜田２４种主要杂草的发生进行了七级目测，计测了它们的生态位宽度和生态位重叠值；以生态位重叠值为指标，用极点排序和图论聚类分析中的最小生成树法，作出了反映杂草生态学相似关系的排序图和最小生成树。
补充资料：壳壳
1.亦作"殻殻"。 2.诚笃貌。 3.中空貌。 4.象声词。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条