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- The results showed that efficacy of 16 isolates among them was higher than 80%, and the isolate 2507 was the best one with efficacy over 95%on the cucumber disease by artifical inoculation after reevaluted. 把防治效果达80%25以上的菌株作为初筛入选菌株,结果选出16个菌株进入复筛;然后对其产生的抗生素2507在温室进行防治黄瓜疫病试验和田小区防治小白菜霜霉病试验。
- Hypogenetic plant, lower photosynthetic rates and enzyme activities decrease self-resistance of the cucumber plant to disease.These form the internal-causes of cucumber disease outbreak. 黄瓜植株生长发育不良,黄瓜的光合速率及抗性酶活性降低,植株自身抗病性下降,是引起黄瓜病害发生加重的内因;
- Increases in humidity. decreases in temperature and sunlight are the external-causes of cucumber disease outbreak.The longer the succession, the severer is the spread of soil-borne diseases. 温室内温度降低、湿度提高、光照下降,是导致黄瓜病害发生加重的外部条件。
- By performing these standards, the cucumber diseases and pests will be safely controlled from varieties selection, sowing, grow seedlings, setting and harvest. 通过执行此项标准,将使天津市黄瓜从品种选择、播种、育苗、定植直至收获全程病虫害得到安全防控。
- His disease was complicated by pneumonia. 他的病因肺炎并发症而变得更严重。
- I like to eat cucumber sandwiches. 我喜欢吃有黄瓜的三明治。
- What can we do to prevent the disease spreading? 我们能做什么来防止这种疾病蔓延呢?
- Evaluation of Substituted Pesticides for Carbendazim and Thiophanate-Methyl in Control of Cucumber Disease 黄瓜病害控制中多菌灵和甲基硫菌灵的替代药剂评价
- John put up a real fight to overcome the disease. 约翰为征服疾病,进行了不屈的斗争。
- The poor man has a serious disease of the liver. 这个可怜的人患有严重的肝病。
- The influence of different continuous cropping periods on cucumber disease development in sunlight greenhouse 日光温室不同连作年限对黄瓜主要病害的影响
- He was found in incurable disease. 他被查出得了不治之症。
- In our garden we have egg-plants, cucumber and potato. 在我们的菜园里,我们种了茄子,黄瓜和土豆。
- Have the children been in contact with disease? 孩子们同这种疾病有过接触吗?
- Is there a link between smoking and lung disease? 吸烟与肺部疾病之间有关系吗?
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- The mosquito is a transmitter of disease. 蚊子能传播疾病。
- I know my father -- he will be as cool as a cucumber. 我了解我父亲--他会保持冷静的。
- There is no certain cure for this disease. 这种病没有特效药。
- The common cold idles more people than any other disease. 普通的感冒比其他疾病能使更多的人无法工作。