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- rice sheath bright 水稻纹枯病
- Antagonistic bacteria strain B 916 against rice sheath blig ht was treated by UV and DES after natural screening. 对水稻纹枯病拮抗细菌B 916进行自然选育、紫外光和硫酸二乙酯诱变选育。 自然选育菌株Z 49的生长速度比原始B 916菌株提高了28.;6%25;拮抗性能提高了33 3%25。
- The control effect of Wengmeiqing(validamycin) and its mixture on rice sheath blight disease was tested in field. 研究了纹霉清及其复配剂防治水稻纹枯病的防治效果。
- By using the principles and methods of niche, the microclimatic niche of rice sheath blight fungus was analyzed. 摘要运用生态位原理与方法，研究水稻纹枯病菌的微气候生态位。
- Stage yield-loss assessment models of rice sheath blight were esta-blished in order to obtain the state variables in dynamic programming. 为给动态规划中的状态变量赋值,本文组建了水稻纹枯病阶段损失估计模型。
- Using three mixed rates to control rice sheath blight,the control effect would be 90.43%, 92.05% and 86.38%. Their control effects were higher than that using only Drt-11,and 20% Jinggangmeisu WP,respectively. 采用3种混配比例(芽孢杆菌Drt-11发酵液和20%25井冈霉素WP)防治纹枯病;其防治效果分别为:90.;43%25、92
- The control effect of rice sheath blight with antagonism Drt-11 fermented liquid in the fields maintained about 80%-85%,corresponding to the effect of bio-fungicide 20% Jinggangmeisu WP. 芽孢杆菌Drt-11发酵液防治水稻纹枯病效果在80%25~85%25之间,与对照药剂20%25井岗霉素的防治效果相当。
- In this experiment it was found that the host range of rice sheath blight fungus on weeds including 11 families 20 species.Among them, Gramineae and Cyperaceae were the most important ones. 摘要水稻纹枯病在杂草上之寄主，据本试验结果，已有20种之多，其中以禾本科及莎草科最重要，其他有非禾本科之杂草，亦为本病之媒介寄主。
- Occurrence and Prevention of Rice Sheath Blight 水稻纹枯病的发生及防治
- A bright red welt rose on his arm. 他的手臂上起了明显的条状红肿。
- Studies on Epidemic Factors of Rice Sheath Blight 栽培条件对水稻纹枯病流行的影响研究
- Research Progress in Rice Sheath Blight 水稻纹枯病研究进展
- Some bright spark has left the tap running all night. 哪个小淘气干的聪明事，让水龙头开了一夜。
- Temporal and Spatial Niches of Rice Sheath Blight 水稻纹枯病时间与空间生态位的研究
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- The bright light of the car dazzled me. 这汽车的灯光使我目眩。
- Rice sheath blight resistance (SBR) 水稻纹枯病抗性
- Her baby has bonny and bright blue eyes. 她的孩子有一双美丽而明亮的蓝眼睛。
- She painted the window sills a bright colour. 她把窗台漆上鲜艳的颜色。
- Everything points to a bright future for us all. 种种迹象表明我们都有光明的前途。
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