Drought Resistance Is the Goal, but Methods Differ

How much could be gained by use of these new crops is not yet clear. A report in 2007 by the International Water Management Institute, which is part of a network of agricultural research centers, concluded that genetic improvements would have only a “moderate” impact over the next 15 to 20 years in making crops more efficient in using water.

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Source: http://www.truthabouttrade.org/content/view/12598/