Download Plant Pathology: Concepts and Laboratory Exercises by Bonnie H. Ownley, Robert N. Trigiano PDF

By Bonnie H. Ownley, Robert N. Trigiano

Continuing within the culture of its predecessors, this new version combines a casual, effortless to learn kind with a radical advent to options and terminology of plant pathology. After reviewing basic techniques, the ebook discusses teams of plant pathogens and molecular instruments for learning them, pathogen interactions, epidemiology and ailment regulate, and specific issues in plant pathology. The booklet information a variety of disease-causing organisms, together with viruses, fungi, prokaryotics, nematodes, and diverse biotic brokers. It additionally examines a variety of plant-pathogen interactions, molecular assault thoughts, extracellular enzymes, host defenses, and disruption of plant function.

New within the 3rd Edition

  • Molecular plant-fungal interactions
  • Expanded remedy of molecular tools
  • Advanced biocontrol concepts
  • How to exploit and deal with microscopes

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Extra info for Plant Pathology: Concepts and Laboratory Exercises

Sample text

Because any plant species is host to only a limited number of pathogens, it is possible to narrow the range of possible causal agents to a fairly manageable few once the signs, symptoms, and history have been investigated. S. gov/fungaldatabases/), lists all the hosts on which a pathogen has been identified, and most are searchable by host or pathogen. The host index can help to guide the diagnostician as they consider whether additional culturing or diagnostic tests are necessary to identify the causal agent.

Single-stranded RNA species are the most common viruses in plants. In addition, the virus genome may be organized as a single strand or it may be multipartite, that is, broken up into two to four separate pieces. Virus species are given descriptive names rather than Latin binomials. Species are named for the host on which they are originally described, then by the most common symptoms associated with the virus, and then the word virus. For example, tomato spotted wilt virus was first observed on tomato, the primary symptoms are spots and wilt, and it is a virus.

Combine the powder with 1 L of distilled water in a glass Pyrex bottle and stir for few minutes to dissolve the sugar and potato infusion—the agar will not dissolve. 1). Lastly, place the cap on the bottle loosely—do NOT tighten the cap completely. B. Liquid or PD Broth Medium 1 2 Weigh 24 g of PD broth (without agar) in a large weigh boat and dispense into 1 L of distilled water. Stir the preparation until all of the powder is dissolved. Label the bottle as before. C.

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