By Bonnie H. Ownley, Robert N. Trigiano
Continuing within the culture of its predecessors, this re-creation combines an off-the-cuff, effortless to learn sort with a radical advent to options and terminology of plant pathology. After reviewing basic techniques, the publication discusses teams of plant pathogens and molecular instruments for learning them, pathogen interactions, epidemiology and disorder keep watch over, and distinct themes in plant pathology. The e-book info quite a few disease-causing organisms, together with viruses, fungi, prokaryotics, nematodes, and diverse biotic brokers. It additionally examines a variety of plant-pathogen interactions, molecular assault options, extracellular enzymes, host defenses, and disruption of plant function.
New within the 3rd Edition
- Molecular plant-fungal interactions
- Expanded therapy of molecular tools
- Advanced biocontrol concepts
- How to exploit and take care of microscopes
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Extra resources for Plant pathology concepts and laboratory exercises
K. 1989. Poisons of the Past. Molds, Epidemics, and History. New Haven, CT: Yale University Press. Schumann, G. , and C. J. D’Arcy. 2010. Essential Plant Pathology (2nd edition). St. Paul, MN: American Phytopathological Society. Schumann, G. , and C. J. D’Arcy. 2012. Hungry Planet. Stories of Plant Disease. St. Paul, MN: American Phytopathological Society. com 2 Safety and Preparation of Culture Laboratory Skills Media and Solutions Robert N. Trigiano and Bonnie H. Ownley Concept Box • Laboratory safety is very important.
Hybrid corn is grown because yields are higher and hybrid plants are more vigorous than their inbred parents, a phenomenon known as hybrid vigor. Production of hybrid seed requires a male and female parent, with the female inbred line being pollinated with pollen from the desired male line. In corn, this meant that the pollen-bearing tassels of female (seed-bearing) plants had to be removed to prevent self-pollination. This was accomplished by hand detasseling, a very labor-intensive job. Plant breeders took advantage of the discovery of a cytoplasmically inherited trait that caused male sterility.
There are extensive efforts to breed resistance to the blight pathogen into American chestnut, with seedlings now planted in natural forests to determine whether they will be able to survive. exoTic hosTs Sometimes new diseases result when a new host is introduced into an area where it finds a pathogen in wait. This exotic host completes the disease triangle, but its impact is usually not as devastating as observed with exotic pathogens. For example, when the Dutch introduced a New World (Americas) crop, tobacco, into Indonesia in the 1860s, the crop thrived until it was planted in an area on the island of Sumatra where a new disease developed.