Effect of Weed on Physiology and Nutrient of Corn under Different Planting Patterns
不同种植方式下玉米田杂草对春玉米生理及养分的影响

Bushy annual weed of central North America having greenish flowers and winged seeds.
北美洲中部的浓密的一年生野草，有绿色的花和长翼的种子。

Weed spectrum and control efficacy of fluthiacet against broadleaf weeds in soybeans
嗪草酸甲酯杀草谱及对大豆田阔叶杂草防除效果

Read over your composition and weed out every sentence that is not about the subject.
把你的作文再念一遍，把与主题无关句子统统删去。

Weed out the morally bankrupt people, no matter how much money they make for the firm.
剔除道德破产的人, 不管多少钱为他们公司。

Besides, D. stramonium had been considered as common companion weed in soybean fields.
除此之外，曼陀罗还是大豆田常见的伴生杂草。

European thistle naturalized in United States and Canada where it is a pernicious weed.
美国和加拿大已引入的欧洲蓟，它是一种有害的杂草。

A gene in a splurge-weed cell stands to gain by promoting the reproduction of its cell.
一个肆意生长的野草细胞里的基因靠不断提高细胞自身的繁殖能力来获利。

Once weed control has been accomplished, further tillage of the soil is not recommended.
如果完成了杂草的控制，对土壤的再次翻耕就不需要了。

European dock with broad obtuse leaves and bitter rootstock common as a weed in North America.
有宽钝叶和苦根状茎的欧洲酸模，在北美常作为野草。

European grass spreading rapidly by creeping rhizomes, naturalized in North America as a weed.
通过匍匐根茎迅速蔓生得欧洲草, 北美引种为野草。

My friend was an assiduous man, So he often kept the courtyard clean and tidy without any weed.
朋友是一个勤快人, 院里常常收拾得干干净净, 寸草不生。

Cleared fireweed wants during grow, be united in wedlock every year weed fertilization 23 second.
在生长期间要清除杂草, 每年结合除草施肥23次。

Biological characteristics of Crofton weed, an exotic invader, and the ways to prevent its invasion
外来入侵物种紫茎泽兰的生物生态学特征与防治途径

slender yellowflowered European mustard often troublesome as a weed formerly used as an anthelmintic.
纤细的开黄花的欧洲芥末常作为野草曾作为驱肠虫剂。

The weed growing over every water, and at the bank of the river, shall be pulled up before all grass.
生在水旁及河岸上的芦苇, 必在其他一切青草以前被人拔除。

Every autumn we carefully weed a field of crops and loosen the soil to prevent weeds from growing in it.
每年秋天大家都要认真地芟秋，这样可以防止农田中生长杂草。

One biotech hobbyist claims to have created a weed resistant to Roundup, America's most popular herbicide.
一位爱好者发明了美国最流行的除草剂。

They plant crops and grape vines , brew wine to drink, feed cows to milk, and weed the garden to grow flowers.
种植庄稼和葡萄, 酿酒和饮酒, 喂牛和挤奶, 除草和栽花

The higher level of industrialization and agricultural intensification will result in a lower weed biodiversity.
工业化和农业集约化程度高，杂草群落多样性越低。

Quantiative Analyses on Main Weed Species Ecological Similarity in Summer Ripe Fields of Middle Zhejiang Province
浙江中部夏熟作物田主要杂草生态相似性的数量分析

Study on the Investigate and Chemistry Controlling of Malignant Weed in Seed Product Field of Agropyron Mongolicum Keng
蒙农1号蒙古冰草种子田杂草调查与化学防除研究

Our product material is chosen from willow， cornhusk， sea weed， and paulownia wood， pine wood， and birch wood.
公司主要生产和出口各类工艺品，木制家具用品，和编织品。

In addition, the selection of the apposite herbicide and effective weed control were quarantee of success in rice dry planting.
选用适当的除草剂并进行有效除草是水稻旱种成攻的保证。

Dynamics of soil seed bank of exotic weed Mikania micrantha populations in three communities in Neilingding Island were studied.
研究了内伶仃岛不同群落中薇甘菊土壤种子库动态。