The Analysis of Corn Varieties and Climatic Factors for the Yield Loss Caused by Ear Rot Disease 玉米穗腐病导致产量损失的品种和气候因素分析
Factors such as day length a seasonal rather than climatic factor can affect rates of disease transmission, while precipitation can play a complex role in changing habitats for disease vectors. 昼长(这是一个季节而非气候因素)等因素可能影响疾病传播率,而降雨量可以在改变疾病传媒的栖息地方面扮演一个复杂的角色。
Forecasting can predict climatic conditions that are frequently associated with an increased risk of outbreaks, and may improve disease control. 预测能够预知常常与暴发风险增加有关联的气候条件,并且可以改善疾病控制。
Canonical correspondence analysis is introduced to research the effects of climatic factors on pine wilt disease epidemic situation. 引入典范对应分析方法,研究了气候要素对松材线虫病疫情的影响。
The extreme propagation capability and high adaptability power to the world agro climatic regions of tobacco blue mold sporangia play an important role on the dispersal and development of the disease. 烟草霜霉病孢囊非凡的繁殖能力和独特的对世界不同地理气候区域的高度适应性,是病害广泛传播和迅速发展的关键因素。
Application climatic factors on forecasting of tobacco CMV disease 气象因子在烟草黄瓜花叶病测报中的应用
This paper deals with the meanings and characteristics of the six climatic factors, the calculation methods for abnormal climate, the prediction of disease occurrence based on the transformation of the six climatic factors, and the relationship of the six climatic factors to gynecopathy. 论述了六气的含义与特征,通过六气演变预测疾病的发生发展,以及与妇科学的关系。
It was different to not only Chronomedicine, which mainly studied on the relationship between disease and time, but also climatic pathology, which mainly studied on the affection of climate to disease. 它不同于以研究疾病与时间关系为主的时间医学,也有别于以研究气象因素对疾病影响为主的气候病理学。
High temperature is the most important climatic condition. There is a disease peak from late June to early September, because the average temperature of 10 days is higher than 26X? 高温是白绢病发生的重要气候条件,6月下旬至9月上旬,旬平均气温在26℃以上,是发病高峰期。
The serious climatic conditions, viral disease and leaf disease ( alternate or at the same time massively popular and so on) were also important internal factors for the low tobacco production, the slow promotion of economic efficiency and the unstable tobacco production. 4. 气候条件变劣、病毒病和叶部病害的交替或同时大量流行等因素,同样是导致烟叶产量低、经济效益提升慢、烟叶生产不稳定性的重要内因。
Based on the diseases occurred, soil and climatic conditions, an ecological type flue-cured tobacco matching technique is suggested, the initial application of which results showed that the disease of flue-cured tobacco had better control, and economic efficiency improved. 结合永定区的病害发生、土壤和气候条件,提出了优质生态型烤烟配套技术,该技术的初步应用结果表明,对烤烟病害有较好的控制效果,明显提高了经济效益。