11.   Millions of pounds of the chemicals are applied each year to control weeds in corn and milo fields.

12.   Most commercial growers and home gardeners cover the soil with black plastic to provide the warmth melons need and to control weeds.

13.   New herbicides have helped farmers control weeds, the principal reason for plowing.

14.   Small, but effective, programs have been tested in controlling the weed.

15.   This allows farmers to use more of the herbicide to control weeds without harming their crops.

16.   Users of toxic chemicals in waterways of Northwest irrigation districts say there is no other proven, economical way to control aquatic weeds that threaten to choke canals.

17.   A rehabilitation plan that gives native grasses the maximum chance for survival is the trick to controlling the weeds, Fritz said.

18.   Mulch helps to control weeds and to retain soil moisture.

19.   Rhone-Poulenc Ag Co. sells the bromoxynil under the brand-name Buctril to control broadleaf weeds on corn, wheat and other grains.

20.   Weeds were controlled in the organic plot with cover crops, mulching and mechanical methods, including burning.