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- Beet powdery mildew 甜菜白粉病
- Wheat powdery mildew is one of wheat main diseases. 小麦白粉病是小麦的主要病害之一。
- Fig. 2. Germ tubes of conidia of the gerbera powdery mildew fungus. 图2.;非洲菊白粉病菌孢子的发芽管。
- Balsamine suffers from powdery mildew extremely easily. 凤仙花极轻易患白粉病。
- The vines are hardy and vigorous but susceptible to powdery mildew. 葡萄藤也耐寒，积极，但容易白粉病。
- The ELT of the wheat powdery mildew is 1 83 in disease index. 此时应用粉锈宁防治，防治指标为：病情指数1.;83。
- Fig. 1. Fibrosin bodies in mature conidia of the melon powdery mildew fungus. 图1.;存在甜瓜白粉病菌孢子内的皿状物。
- Fig. 3. Effect of temperature on the conidium germination of powdery mildew fungi in cucurbits. 图3.;温度对于瓜类白粉病菌孢子发芽的影响。
- Mildew ...Powdery mildew is an airborne fungal disease. African violets and Begonias are particularly succeptible. 霉...粉状霉点是通过空气传播的真菌疾病，非洲紫罗兰和秋还棠最容易被感染。
- Based on the conclusion given a bov,the prediction model of winter wheat powdery mildew was developed. 在此基础上建立了白粉病的预报模式。
- Chestnut rose (Rosa roxburghii Tratt) are variously disease-attacked by powdery mildew depending on the genotypes. 摘要刺梨不同基因型对白粉病的抗性差异很大。
- Fig. 2. Simple and forked germ tubes of conidia of the melon powdery mildew fungi. 图2.;甜瓜白粉病菌孢子的二型发芽管。
- Mildew ...Powdery mildew is an airborne fungal disease. African violets and Begonias are particularly succeptible.... 霉...粉状霉点是通过空气传播的真菌疾病，非洲紫罗兰和秋还棠最容易被感染。
- Please summerize the control methods according to the disease cycle of wheat powdery mildew. 分析麦类黑穗病近年来在我国愈来愈重的原因？并根据发病规律提出行之有效的防治方案。
- Therefore, to lessen the occurrence of powdery mildew, it might be better to sow crops in early Autumn or late Spring. 故为减少白粉病的发生，当秋作时，宜较早播种，而春作则采较晚播种为佳。
- Noiret - Formerly known at NY 73.0136.17, this vine is vigorous and moderately resistant to powdery mildew. 诺瓦雷-原在纽约73.;0136
- The vine is vigorous and very productive at Geneva with good powdery mildew resistance. 葡萄树是非常积极和富有成效的在日内瓦良好抗白粉病。
- At the end of the season their leaves are frequently dulled and disfigured by powdery mildew. 在这个季节末叶子通常没了光泽并因白粉病而变得丑陋不堪。
- St. Croix has vigorous growth and good resistance to powdery mildew and black rot. 圣克罗伊的蓬勃发展和良好的抗白粉病和黑腐病。
- Powdery mildew is a main threat to wheat.An effective and economic measure is to adopt disease resistant race. 小麦白粉病是小麦生产上的主要病害之一,应用抗病品种是防治小麦白粉病的一项经济有效的措施。
