0851996884.pdf

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Tobin, J.E. (1994) Ants as primary consumers: diet and abundance in the Formicidae. In: Hunt, J.H. and Nalepa, C.A. (eds) Nouris ...

Wolcott, G.N. (1942) The requirements of parasites for more than hosts. Science96, 317–318. Wykes, G.R. (1952) The preferences o ...

6 Managing Captive Populations for Release: a Population-genetic Perspective L. Nunney Department of Biology, University of Cali ...

Introduction Optimizing the mass rearing of arthropods for release into the field is an extremely com- plex problem. Much of thi ...

be compared directly with that of a wild- caught population. Instead, the captive strain could be tested alone and its perfor- m ...

loss in quality occurring during the initial stages of domestication. Such a pattern sug- gests investment in improving the rear ...

tions only about 1% of wild-caught females mated. Changes in mating behaviour appar- ently due to captive rearing have also been ...

drogenase (ADH) loci declined from an ini- tial frequency of 0.6–0.7 to close to 0.2. Strong selection for adaptation to the cap ...

competitiveness in the laboratory was very high; however, field performance had declined by about fourfold (relative to gener- a ...

size of the population (Ne) is large. Unfortunately, ‘large’ is difficult to define. In the context of conservation of threatene ...

lost upon domestication (see Fig. 6.1, lower graph). However, captive rearing based on inbred lines has many practical difficult ...

about every nine generations. Such frequent stock changes may be impractical in many cases; however, as noted earlier, this time ...

The low vigour of the genetically engi- neered sexing strain of medfly highlights an important issue. Traditional captive-reared ...

Conclusions The importance of maintaining quality has long been recognized as a problem in the rearing of natural enemies, but t ...

Calkins, C.O. (1989) Quality control. In: Robinson, A.S. and Hooper, G. (eds) Fruit Flies: Their Biology, Natural Enemies and Co ...

Luck, R.F., Nunney, L. and Stouthamer, R. (1999) Factors affecting sex ratio and quality in the culturing of parasitic hymenopte ...

Tauber, C.A. and Tauber, M.J. (1986) Ecophysiological responses in life-history evolution: evidence for their importance in a ge ...

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