您要查找的是不是:
- Objective To investigate the disease and insect pest of Amomum villosum and research how making prevention and therapeutical. 目的调查阳春砂病虫害并研究其防治方法。
- Concepts,methods and research progresses of the biological controls on weed,disease and insect pest were introduced in this article. 分别对草坪杂草、病害、虫害的生物防治措施的概念、方法、研究进展等做了较为详细的介绍。
- Jatrohpa curcas L., a multipurpose plant, can be used for medicine, industrial oil, disease and insect pest control and feed exploitation. 小桐子是一种多用途植物,可供药用、工业用油、生物病虫害防治和饲料开发等。
- The key to gain high and stable yield is to select variety, fertilizer scientifically,to deal seed meaningfully,to sow rationally and to protect or treat the disease and insect pest. 其正确选择品种、科学施肥、针对性进行种子处理、合理播种和加强病虫害防治是获得高产稳产的关键。
- Disease and insect pest of forest, fire in forest 林业病虫害、森林火灾
- extermination of disease and insect pest 病虫害防治
- invasive plant disease and insect pest 外来植物病虫害
- agricultural disease and insect pest 农业病虫害
- disease and insect pest prevention 病虫害防治
- Tan,.J-C 2002. Disease and Insect Pests of Tea Plant. China Agriculture Press, Beijing. 谭济才主编;2002.;茶树病虫防治学北京:中国农业出版社。
- monitoring and forecasting of plant disease and insect pest 植物病虫害监测预报
- Control of disease and insect pest for super hybrid rice 超级稻的病虫害防治
- Review on Cultivation and Insect Pest Control of Rhododendron L. 杜鹃花培育及常见病虫害防治技术研究进展。
- Quarantine Disease and Insect Pest of Chinese Tree and Fruit-tree 林木果树检疫性病虫害
- The Main Disease and Insect Pest of Chestnut in Hubei 湖北板栗主要病虫害及综合防治
- Then, when droughts or outbreaks of diseases and insect pests ravaged crops, famine resulted. 一旦干旱或病虫害暴发,饥荒就随之出现。
- monitoring and forecasting of plant disease and insect pest 植物病虫害预测预报
- Then,when droughts or outbreaks of diseases and insect pests ravaged crops,famine resulted. 一旦干旱或病虫害暴发,饥荒就随之出现。
- Application of Methane Fermenative Residues in Control of Crop Diseases and Insect pests. 沼气发酵残留物防治农作物病虫害的效果分析。
- Supported by the National Natural Science Foundation of China and the Foundation of State Key Laboratory for Biology of Plant Diseases and Insects Pest. 国家自然科学基金和植物病虫害生物学国家重点实验室基金资助项目。