نتایج جستجو برای: plant diseases

تعداد نتایج: 1215608  

Journal: :Annals of the New York Academy of Sciences 1999

Journal: :Journal of the Plant Protection Society 2020

Journal: :European Journal of Electrical Engineering and Computer Science 2022

The biggest threat to the safety of food is plant diseases. They have ability dramatically lower quantity and quality agricultural products. Recognizing diseases issue in industries. Convolutional Neural Networks (CNN) are effective solving image classification problems computer vision. Numerous deep learning architectures been used diagnose This study presents a transfer learning-based model f...

2001
S. Chakraborty

Grasslands cover 40% of the earth’s surface and support animal-based industries; maintain soil cover, watersheds and biodiversity; sequester atmospheric carbon for storage in the soil; and provide tourism and leisure income. Diseases continue to decrease herbage and seed yield and reduce nutritive value and palatability of grasslands to impact on animal health and productivity but realistic dat...

Journal: :Annals of the New York Academy of Sciences 1999
R Bandyopadhyay R A Frederiksen

Plant diseases are a significant constraint to agricultural productivity. Exotic plant diseases pose a continued threat to profitable agriculture in the United States. The extent of this threat has increased dramatically in the 1980s and 1990s due to the expansion of international trade in agricultural products and frequent movement of massive volume of people and goods across national boundari...

Journal: :Molecular plant-microbe interactions : MPMI 2012
Ming-Bo Wang Chikara Masuta Neil A Smith Hanako Shimura

RNA silencing plays a critical role in plant resistance against viruses, with multiple silencing factors participating in antiviral defense. Both RNA and DNA viruses are targeted by the small RNA-directed RNA degradation pathway, with DNA viruses being also targeted by RNA-directed DNA methylation. To evade RNA silencing, plant viruses have evolved a variety of counter-defense mechanisms such a...

2001
David H. Brown

Acknowledgements I could not have completed my Ph.D. without the support, guidance, and friendship of many people; it is a pleasure to acknowledge a few of them here. First, I thank my parents for their patient support and encouragement through these many years of schooling. I cannot express my gratitude to them for enabling me to pursue a career based solely on intellectual interest. They have...

2003

Occurrence If you have asthma, you're not alone . . . Asthma is the sixth most common chronic condition in our nation, affecting between 12 and 17 million people. In children, asthma usually occurs by age 5 (several studies show that 50 to 80% of children with asthma develop symptoms before their 5 birthday). Adults usually develop asthma in their 30s, but even older adults can contract the dis...

2012
Hélène Cawoy Wagner Bettiol Patrick Fickers Marc Ongena

Plant diseases cause considerable losses in crop production and storage. Nowadays, growers still rely heavily on chemical pesticides to prevent, or control these diseases. However, the high effectiveness and ease of utilization of these chemicals can result in environmental contamination and the presence of pesticide residues on food, in addition to social and economic problems. Consequently, t...

2013
Murali Gopal Alka Gupta George V. Thomas

Information gathered with advanced nucleotide sequencing technologies, small molecule detection systems and computational biology is revealing that a community of microbes and their genes, now termed "the microbiome," located in gut and rhizosphere, is responsible for maintaining the health of human beings and plants, respectively. Within the complete microbiome a "core-microbiome" exists that ...

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