The results showed that the overall weed control effects of rice straw coverage were above 85% and significantly increased the light intensity in rape fields.

结果表明，稻草覆盖总体控草效果可达85%以上，使油菜株间光照强度显著上升。

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An added advantage of micro irrigation is weed control.

微灌的一个好处是控制杂草。

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Accurate weed identification is the first step in a successful weed control program.

对杂草的精确确认是杂草控制项目成功的第一步。

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It found that many farmers have better harvests, better weed control and fewer losses from insect damage compared to traditional crops.

VOA: special.2010.04.27

The study found that many farmers have better harvests, better weed control and fewer losses from insect damage compared to traditional crops.

VOA: special.2010.05.18

With Roundup-ready soybeans, for example, a grower only needs to apply Roundup herbicide during planting, while traditional soybean seeds require application during planting and again while the crop is growing in order to achieve the same level of weed control.

FORBES: Commentary

Benbrook also fails to mention that by improving weed control and reducing the need for ploughing, genetically engineered herbicide-tolerant crops enable many farmers in North and South America to adopt and maintain no- or reduced-tillage production systems, which results in important reductions in greenhouse gas emissions.

FORBES: How Groundbreaking New Technologies Are Smothered By Anti-Technology Ideologues

's Concern brand is one of two dozen companies offering an alternative to Turf Builder in a lawn fertilizer weed-control product that is derived from corn (but kills weeds like crabgrass only as they germinate).

FORBES: Magazine Article