这几年国内外枸杞市场销售旺盛,除宁夏、甘肃等地种植枸杞外,山东、河北、山西、陕西等地都有枸杞种植。受厄齐尔尼诺气候的影响,今年我国将出现北旱南涝的现象,气候原因造成今年北方枸杞白粉病将偏重发生。枸杞白粉病的发病有个规律:天气干燥比多雨天气发病重;昼夜温差大有利于该病发生和蔓延。枸杞白粉病主要为害叶片和嫩枝,严重者会为害花和果实,大大降 In recent years, domestic and overseas markets have strong sales of Chinese wolfberry. In addition to wolfberries planted in Ningxia, Gansu and other places, wolfberry has been planted in Shandong, Hebei, Shanxi and Shaanxi provinces. Affected by the climate of Özilnino, this year there will be a phenomenon of drought and waterlogging in northern China. This year, due to the climate, the wolfberry powdery mildew in the north will be more prevalent. Wolfberry powdery mildew incidence of a law: the weather is dry heavier than the heavy rainy weather; large temperature difference between day and night conducive to the occurrence and spread of the disease. Wolfberry powdery mildew is the main damage leaves and twigs, severe damage to flowers and fruits, greatly reduced