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.

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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).

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