| 11. | The use of resistant varieties is another way some farmers control virus spread.
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| 12. | You also could rotate crops, grow resistant varieties, or plant to avoid peak infestations.
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| 13. | Most varieties prefer partial to full shade, although sun-resistant varieties are now in cultivation.
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| 14. | Yields increased 9 % for herbicide tolerance and 25 % for insect resistant varieties.
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| 15. | According to integrated pest management, pest resistant varieties are cultivated.
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| 16. | A final means of control is selection for resistant varieties.
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| 17. | Therefore, the problem is not seen in conventional non-resistant varieties.
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| 18. | This is the first resistant variety of winter wheat.
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| 19. | Thus, it was concluded that there are some potential resistant varieties available in this area.
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| 20. | In response to the climate, farmers have relied on quick-ripening and frost-resistant varieties of crops.
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