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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Weed control and timing of treatment to avoid weed penalty.

杂草控制及适时处理，以防止其蔓延危害作物。

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A landscape fabric may be used under the organic mulches to improve weed control.

阿景观织物可用于有机覆盖物下，以提高控制杂草。

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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