powdery mildew造句
31. The resistance to cold, drought, yellow dwarf, stripe rust and powdery mildew is from grade 1 to grade 3 respectively.
32. Breeding combined resistance to disease is one of the main ways of controlling powdery mildew of wheat.
33. Development of hardier clones has helped production levels, which were irregular in humid climates, due to this variety's propensity to develop "powdery mildew" and "black rot".
34. During the growth of Euonymus japonicus L. in Jiangxi, the various diseases such as anthracnose, brown spot, scab, powdery mildew, leaf spot, leaf blight, coal soot and virus diseases were caused.
35. This leaves the fruit susceptible to powdery mildew (odium), bunch rot, berry cracking and excessive juicing at harvest.
36. Although drought tolerant, it is easily infected with powdery mildew in damp conditions or humid climates.
37. The powdery mildews (Erysiphales) on herbaceous plants in Gansu province were investigated and classified in this paper. 12 species of powdery mildew in Gansu province were described.
38. The compound can be used for curing powdery mildew of fruit trees, melons, beans, solanaceous fruits, flowers, and the like.
39. Fig. 2 . Germ tubes of conidia of the gerbera powdery mildew fungus.
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