نتایج جستجو برای: plant disease

تعداد نتایج: 1853994  

Journal: :Plant physiology 2001
B J Staskawicz

Understanding the mechanistic basis of why a certain pathogen causes disease in one host plant and not in another has long intrigued and motivated plant pathologists. Plants, in nature, are generally resistant to most pathogens. The ability of a pathogen to cause disease in a host plant is usually the exception, not the rule. This is because plants have an innate ability to recognize potential ...

2015
S. W. Zhang Y. J. Shang Xin Zheng Zheng Zhou

Plant disease automatic detection is an important research topic as it has been proved useful in monitoring large crop fields, and thus automatically detects the leaf disease symptoms as soon as they appear in plant leaves. In this paper, a plant disease recognition method is proposed based on plant leaf images. First, the spot is segmented, and the disease feature vector is extracted. Then, th...

Journal: :کنترل بیولوژیک آفات و بیماری های گیاهی 0
حلیه حسینی دانشجوی سابق کارشناسی ارشد، گروه گیاه پزشکی، دانشکده کشاورزی، دانشگاه زابل ناصر پنجه که دانشیار، گروه گیاه پزشکی، دانشکده کشاورزی، دانشگاه زابل حسین علایی استادیار، گروه گیاه پزشکی، دانشکده کشاورزی، دانشگاه ولی عصر(عج)، رفسنجان

salinity stress is one of the most important abiotic factors that restrict the growth and yield of many plants. salinity can increasingly influence the host susceptibility, occurrence and development of plant diseases due to its negative effects on the host plants. mycorrhizal fungi are able to increase the tolerance of some plants to salinity. in this study, the biological effects of glomus mo...

Azadvar M, Alizadeh HR, Najafinia M, Safarnejad MR  and  Esfandiari S (2019) Citrus sudden decline disease in the south of Kerman province. Plant Pathology Science 8(2): 31-37. DOI: 10.2982/PPS.8.2.31   During recent years, the newly emerging disease, citrus sudden decline (CSD) has destroyed many of citrus trees grafted onto bael rootstock in the south of Kerman Province. The disease is caus...

2009
K. A. Garrett M. Nita E. D. De Wolf L. Gomez A. H. Sparks

Plant disease risk is strongly influenced by environmental conditions [1]. While some animal hosts may provide their pathogens with a consistent range of body temperatures, plant pathogens are generally much more exposed to the elements. Plant disease will tend to respond to climate change, though a number of interactions take place among host, pathogen, potential vectors. In some cases, the ac...

Journal: :International Journal for Research in Applied Science and Engineering Technology 2021

Journal: :Proceedings of the Japan Academy, Series B 2019

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