1. What is Pierce’s disease, and how do I control it? Updated: January 05, 2012
2. Every year I lose a lot of my grape crop to black rot; how do I control it? Updated: January 05, 2012
3. If I have a rot-prone grape variety, are there any non-chemical practices I can use to reduce bunch rot? Updated: January 05, 2012
4. My grapevines leafed out normally; then, they began to turn black and die back, with a mossy-looking white fungus on the underside of the leaves. What could be the problem? Updated: January 05, 2012
5. What is the best way to avoid West Nile virus and other mosquito-borne illnesses? Updated: November 10, 2011
6. What type of impact do external parasites have on the goat industry? Updated: October 04, 2011
7. What environmental conditions foster aspen leaf spot? Updated: September 28, 2011
8. What diseases are problematic when planting apple trees in heavy soils? Updated: August 28, 2011
9. What causes the yellow leaf spots that later develop a brown center on my apple leaves? Updated: August 28, 2011
10. What is apple union necrosis and decline, and how do I identify and manage the disease? Updated: August 22, 2011
11. Which apple rootstocks are susceptible to fire blight? Updated: August 22, 2011
12. What is apple mosaic virus, and how do I identify and manage the disease? Updated: August 22, 2011
13. What is bitter rot, and how do I identify and manage the disease? Updated: August 22, 2011
14. What is black pox, and how do I identify and manage the disease? Updated: August 22, 2011
15. What is blister spot, and how do I identify and manage the disease? Updated: August 22, 2011
16. What is cedar-apple rust, and how do I identify and manage the disease? Updated: August 22, 2011
17. What is fly speck, and how do I identify and manage the disease? Updated: August 22, 2011
18. What is 'Golden Delicious' necrotic leaf blotch, and how do I identify and manage the disease? Updated: August 22, 2011
19. What is Nectria twig blight, and how do I identify and manage the disease? Updated: August 22, 2011
20. What is Nectria canker, and how do I identify and manage the disease on apple trees? Updated: August 22, 2011
21. What is quince rust, and how do I identify and manage the disease on apple trees? Updated: August 22, 2011
22. What is sooty blotch, and how do I identify and manage the disease on apple trees? Updated: August 22, 2011
23. What is thread blight, and how do I identify and manage the disease on apple trees? Updated: August 22, 2011
24. What is white rot, and how do I identify and manage the disease on apple trees? Updated: August 22, 2011
25. What does hail injury look like on apples, and what can I do when it happens? Updated: August 21, 2011
26. What is blue mold, and how do I identify and manage the disease? Updated: August 21, 2011
27. What is black root rot (dead man’s fingers), and how do I identify and manage the disease? Updated: August 21, 2011
28. How do I identify and manage Armillaria root rot, or shoestring rot, in apple? Updated: August 21, 2011
29. What is southern blight in apple trees? Updated: August 21, 2011
30. My two-year-old rhododendrons have dead twigs with brown rolled leaves. What could be the problem? Updated: August 21, 2011

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