31. Powdery mildew causes defoliation and fruit-drop, but it can be adequately controlled. 32. Severe infection causes defoliation of the plant. 33. These spots can cause defoliation , premature openings, broken stems, and reduced yield. 34. However, strong winds scorched the plants on Guam with saltwater, causing extensive defoliation . 35. The defoliation in the areas in which he was operating was just critical to reducing casualties. 36. This is a twofold problem because the defoliation results in the pepper being discolored by sunscald. 37. Continuous defoliation of new sprouts from basal clumps will result in total death of the bushes. 38. One larva can consume a whole plant, migrating to a new plant after total defoliation . 39. Left untreated, heavy infestations can kill vulnerable viburnums in two or three years through repeated defoliation . 40. The defoliation , Palacios said, has prompted many farmers and their families to abandon their homes.
