1.   Look for resistant varieties if you remain dissatisfied with your present vines.

2.   Plant tomato varieties resistant to nematodes.

3.   Consider resistant varieties.

4.   Dutch breeders, who have monopolized the industry since then, have systematically eliminated the virus from modern stocks by developing resistant varieties.

5.   Most important, choose plant varieties resistant to disease and pests.

6.   The best course for those who are thinking about a pecan is to plant a resistant variety.

7.   The scientists later identified an even more resistant variety, which they called Valley Forge, by selecting the hardiest offspring of disease-resistant elms over four generations.

8.   There are some large-flowered varieties resistant to wilt.