1.
The experiment showed that the method could identify acerose endogen weed correctly.
实验结果表明，此方法可有效地识别出玉米苗期田间细长的单子叶杂草。
2.
two to four-leaf stage of weeds
杂草长到二至四片叶子阶段
3.
small European weed with whorled leaves and white flowers.
有轮生叶子和白花的欧洲杂草。
4.
an order of monocotyledonous herbs.
单子叶草本植物的一个目。
5.
an order of aquatic monocotyledonous herbaceous plants.
水生单子叶草本植物的一个目。
6.
a monocotyledonous family of bog plants of order Xyridales.
单子叶植物科属黄眼草目沼泽植物。
7.
Annual broadleaf and grass weeds are major problems.
主要杂草是一年生阔叶杂草和禾本科杂草。
8.
low-growing weedy grass with spikelets along the leaf stems.
矮杂草，沿叶柄长有小穗。
9.
The Study on the Salt Tolerance of Medicago Falcata Cultivars and Cotyledon Growth and Photosynthesis of Weed Species;
黄花苜蓿种子耐盐性及杂草植物子叶生长与光合作用研究
10.
coarse weedy American perennial herb with large usually perfoliate leaves and purple or dull red flowers.
美洲多年生粗杂草，茎穿过巨大的叶子，花紫色或暗红色。
11.
European weed having a winged stem and hairy leaves; adventive in the eastern United States.
有多毛叶子的欧洲杂草，茎上有翼瓣；暂生美国东部。
12.
annual prostrate mat-forming weed having whorled leaves and small greenish-white flowers; widespread throughout North America.
一年生有轮生叶子和小白绿色花的杂生野草；广泛分布于北美洲。
13.
widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States.
广泛分布于欧洲的杂草，有带刺的舌状的叶子和黄花；美国引入。
14.
Studies of Trifolium Repens L.allelopathy on Weeds;
白三叶草对杂草化感作用的初步研究
15.
An organic acid, C3H4Cl2O2, used as a herbicide that selectively kills grasses and other monocotyledons.
茅草枯一种有机酸，C3H4Cl2O2，用作一种除草剂，有选择地除去草和别的单子叶植物
16.
Any of various flowering plants, such as grasses, orchids, and lilies, having a single cotyledon in the seed.
单子叶植物任一种种子只含一个子叶的植物的开花植物，如草、兰花和百合花
17.
The garden is overgrown with weeds.Get the weeds up.
园子里长满了杂草，拔掉这些杂草。
18.
very leafy malodorous tropical weedy shrub whose seeds have been used as an adulterant for coffee; sometimes classified in genus Cassia.
一种热带杂草，具有腥臭味的叶和种子，用作咖啡的掺杂物；有时归入决明属。