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- Controlling Crop Pests and Diseases -- New ed 作物病虫害防治
- Occurrence Trend Forecast of Crop Pests and Diseases of Hubei Province in 2006 2006年湖北省农作物病虫害发生趋势预测
- THE ASSESSMENT OF THE IMPACT OF THE CLIMATIC CONDITION ON THE OUTBREAK OF CROP PESTS AND DISEASES AND PREVALENCE IN 2001 2001年农作物病虫害发生流行的气候影响评价
- Crop Pest and Disease Management: Challenges for the Millennium 作物虫害与病害治理
- How to control pests and diseases for mulberry trees in winter? 桑树冬季病虫害防治技术?
- And that are less likely to be attacked by pests and diseases. 以及那些不易受病虫害影响的。
- crop pests and diseases 农业病虫害
- Good husbandry keeps pests and disease in check. 好的种植饲养抑制害虫和疾病。
- Rational intercropping can improve crop yields and decrease occurrence of pests and diseases. 合理的间作套种可以提高作物产量,减轻农作物病虫害的发生。
- Entomogenous fungus is an important pathogenic germs of crop pests and is ubiquitous in natural environment. 虫生真菌是农作物害虫的一类重要致病菌,广泛分布于自然界。
- Establishment of Technical Information Base for Reducing the Effects of Natural Calamity and Crops Pests and Diseases 农业减灾信息化技术平台构建
- crop pest and disease 农业病虫害
- Pests and diseases: The feijoa is remarkably pest and disease-resistant. 病虫害:美埝着抗病虫害.
- Control measures of major pests and diseases are also described in this paper. 笔者还对主要腰果病虫害提出了相应的防治措施。
- Description : Pigeon pea: cover crop suited to human and animal nutrition, pest and disease control, N fixation and P disponibility. 豌豆是人类和动物的营养物,作为覆盖作物有效控制病虫害,固定氮素。
- Soil or even sand, and that are less likely to be attacked by pests and diseases. 沙漠地上生长而不易受病虫害影响。
- What pests and diseases should be prevented and controlled in the orchard in winter? 果园冬季可防治哪些病虫?
- And the happening actualities and methods of prevention and control on pests and diseases of poplar were expounded. 介绍信阳杨树上常见病虫害,阐述杨树病虫害发生现状,并提出防治方法。
- Winters no longer get cold enough in many places to kill off different pests and diseases. 许多地方的冬天不再那么寒冷了,无法扼杀各类害虫和疾病。
- Pests and diseases are a major problem: as much as 4 million tonnes are lost annually to Colorado beetle, late blight and viruses. 病虫害是一个主要问题:每年因科罗拉多甲虫、晚疫病和各类病毒而损失的马铃薯多达400万吨。