Plants, viruses, and insects.
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Plants, viruses, and insects. by Katherine Esau

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Published by Harvard University Press in Cambridge, Mass .
Written in English


  • Plants, Motion of fluids in,
  • Virus diseases of plants

Book details:

Edition Notes

Bibliography: p. [95]-103.

The Physical Object
Paginationvi, 110 p. ;
Number of Pages110
ID Numbers
Open LibraryOL19249096M

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Plant viruses replicate in their insect host (propagative circulative transmission) and can be considered as plant as well as insect viruses. The phytoarbovirus group contains members that replicate in their aphid or leafhopper vectors, for example, replication of tomato spotted wilt tospovirus in thrips. Additional Physical Format: Online version: Esau, Katherine, Plants, viruses, and insects. Cambridge: Harvard University Press, (OCoLC) Insects and the Plant Viruses L. D. Christensony Floyd F. Smith The Russian scientist D. Iwanowski demonstrated in that sap from tobacco plants with a mosaic disease is infectious after passing through a bacteria-proof filter. It was the first dis- covery of an amazing group of agents. mined that plant viruses were transmitted by insects and that some of these viruses multi-plied in, and thus were pathogens of, insects in a manner similar to some viruses of vertebrates. One of the constraints to plant virology was the lack of a quantitative assay, until Holmes in showed that local lesions produced inFile Size: 1MB.

and spread of a plant disease). Insect feeding mechanisms The traits of morphology that contributes to the ability of these insects to transmit plant diseases so efficiently is their piercing-sucking feeding style. Insects in the order Hemiptera (aphids, leafhoppers, whiteflies), and File Size: KB. Some of the same types of viruses that infect humans can also infect plants. Plants and humans do not transmit viruses to each other, but humans can spread plant viruses through physical contact 1. Most frequently, plants catch a cold when an insect or other small animal invades the cellulose armor that protects them from the environment. Book February The virulence of various biopesticides such as nuclear polyhedrosis virus (NPV), bacteria, and plant product were tested under laboratory conditions very successfully and.   Viruses, a type of pathogen, can infect all types of living entities, from humans to plants and to even bacteria. The toxic agent replicates inside the living cells of organisms.

Plant Virus-Host Interaction contains cutting-edge research in plant molecular virology, including pathogenic viroids and transport by insect vectors, interference with transmission to control viruses, and synergism, with pivotal coverage of RNA silencing and the counter-defensive strategies used by viruses to overcome the silencing response in plants. Insects are the most frequent vectors of plant pathogenic viruses. Vector organisms help viruses to spread from an infected host plant to another plant where the virus can initiate a new infection. This process, known as virus transmission, depends on specific features of the three players: virus. In Virus-Insect-Plant Interactions, the world's leading scientists discuss the latest breakthroughs in understanding the biological and ecological factors that define these complex transmission systems and how this knowledge might be used to our advantage in producing innovative, user and environmentally friendly approaches to controlling the spread of plant pathogens by insects. Aphid has a negative impact on crop yield through direct feeding injury, through transmission of plant viruses between different plants, and express development of resistance against insecticides.