11.  The health risk from modern farming methods, feeding patterns and chemical use may go far beyond mad cow disease.

12.  The proliferation of choices and regulations governing chemical use has led many farmers to contract out most of their chemical work to experts who do nothing else.

13.  The rules cover growing conditions, chemical use and other issues.

14.  He also wrote the first article on the chemical use of a chemotherapeutic agent for lymphosarcoma and leukemia.

15.  He said the type of sanctions to be imposed would be developed in consultation with state authorities who controlled chemical use.

16.  Many Filipino farmers know very little about chemical use.

17.  That appeals to farmers, because of extra farm spending, and environmentalists worried about increasing chemical use and soil erosion.

18.  That appeals to farmers because of extra farm spending, and environmentalists worried about increasing chemical use and soil erosion.