Read e-book online An Introduction to Biological Control PDF

By Robert van den Bosch, P. S. Messenger, A. P. Gutierrez (auth.)

ISBN-10: 1475791623

ISBN-13: 9781475791624

ISBN-10: 147579164X

ISBN-13: 9781475791648

This quantity is a revision of organic keep watch over through R. van den Bosch and P. S. Messenger, initially released by means of Intext Publishers. within the revision, i've got tried to maintain the unique topic, and to replace it with present study findings and new chapters or sections on insect pathology, microbial keep watch over of weeds and plant pathogens, inhabitants dynamics, built-in pest administration, and economics. The ebook was once written as an undergraduate textual content, and never as a whole overview of the topic zone. quite a few extra comprehen­ sive volumes were written to function handbooks for the specialists. This ebook is designed to supply a concise assessment of the advanced and precious box of organic keep an eye on and to teach the relationships to the constructing techniques of built-in pest administration. inhabitants law of pests by means of typical enemies is the main subject matter of the publication, yet different organic equipment of pest keep watch over also are mentioned. The bankruptcy on inhabitants dynamics assumes a precalculus-level wisdom of arithmetic. writer names of species are indexed just once within the textual content, yet all are indexed within the Appendix. Any mistakes or omissions during this quantity are my sole accountability. A. P. Gutierrez Professor of Entomology department of organic regulate college of California, Berkeley vii Acknowledgments Very certain thank you needs to be given to my colleagues, Professors C. B. Huffaker and L. E. Caltagirone, for the very thorough evaluation they supplied and for the various optimistic feedback they gave. Dr.

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Download e-book for kindle: An Introduction to Biological Control by Robert van den Bosch, P. S. Messenger, A. P. Gutierrez

This quantity is a revision of organic keep watch over by means of R. van den Bosch and P. S. Messenger, initially released by way of Intext Publishers. within the revision, i've got tried to maintain the unique subject matter, and to replace it with present study findings and new chapters or sections on insect pathology, microbial regulate of weeds and plant pathogens, inhabitants dynamics, built-in pest administration, and economics.

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Many entomologists, in fact, consider the parasitoids to be specialized predators rather than parasites. More recent studies have shown that some predators such as Geocoris pallens Stiil also suck juices from nonvital plant parts, while some herbivores such as Lygus hesperus are also insect predators. These omnivorous habits might be more widespread than formerly suspected. In such predators, meat is necessary for reproduction and growth, while plant sugars are used to meet maintenance respiration requirements.

These include, in chronological order: A History of Entomology by E. 0. Essig (1931), The Biological Control of Insects by H. L. Sweetman (1936), The Principles of Biological Control by the same author (1958), Beneficial Insects by L. A. Swan (1964), the very comprehensive Biological Control of Insect Pests and Weeds edited by P. DeBach (1964), the latter Biological Control by Natural Enemies by 21 Chapter 3 22 DeBach (1974), and The History of Biological Control by K. S. Hagen and J. M. Franz (1973).

Thus he sent to California Cryptolaemus montrouzieri (Mulsant), a lady beetle predator of another group of serious pests, the mealybugs, Planococcus spp. This predator, soon given the name mealybug destroyer, became well established for a time in Southern California, particularly along the coast, where it was a voracious attacker of citrus mealybugs. But any potential for continuous control was noted to be inhibited by its sensitivity to winter conditions each year. This maladaptedness led to reviving the idea of artificial propagation of the beetle in insectaries (an idea proposed in 1882 by Felix Gillet, an early California horticulturalist), with the release of large numbers in infested groves each spring and summer.

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An Introduction to Biological Control by Robert van den Bosch, P. S. Messenger, A. P. Gutierrez (auth.)


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