breeding system

the degree and mechanisms of interbreeding within a species or species group. See MATING SYSTEM.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

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cooperative breeding

References in periodicals archive ?

If any racing and breeding system provides a mounting excess of horses for whom we cannot properly care, isn't it better to change the system first?

Chief correspondent James Willoughby examines the ethical arguments for and against euthanasia; INSIGHT 30.01.09 EXPERT EYE ON THE BIG QUESTIONS In-depth look at the contentious issue of euthanasia for horses even if they are healthy and sound

We studied phenology, floral and pollination biology, and breeding system at Calcehtok, Yucatan, during two flowering seasons.

Reproductive biology of Hechtia schottii, a dioecious Bromeliaceae, in Mexico

The European Commission is scheduled to adopt, on 8 January, its report on the breeding system for egg-laying hens and the implementation of new standards for animal welfare.

HEN WELFARE : COMMISSION PUSHES NEW STANDARDS

Plant breeder Matthew Clarke of Monsanto said: "The second UK variety to emerge from our leading European OGURA restored hybrid breeding system, Excel complements sister next generation variety, Excalibur which has risen to dominate the hybrid market in its first year of recommendation.

Excel is a winner for oilseed rape growers; farming

As a result there are now three grades in the USA - standard, prime and premium - and America's cattlemen have changed their cattle breeding system over the last 15 years with the Angus very popular.

Fresh thinking to profit from stock; Farmers from all over the country head to mid Wales for Welsh Sheep 2005 at Pentre Farm, Merthyr Cynog, Brecon, on May 25 David Lloyd went to meet the host farmer who harnesses new technology to control events within the farm gate

Vasquez, senior Jamie Ahn, and several other students have spent the last two years developing a zebrafish breeding system. This summer they conducted their first experiment with the fish by exposing them to DDT.

Setting a new syllabus: environmental health science in the classroom

theory of long-term evolution relies solely on the breeding system. The

Optimization theory in plant evolution: an overview of long-term evolutionary prospects in the angiosperms

Breeding system evolution in Primula vulgaris and the role of reproductive assurance.

Contribution to delayed autonomous selfing to reproductive success in Mountain Laurel, Kalmia latifolia (Ericaceae)

adamantis, from those conditions which may be responsible for the current maintenance of this breeding system. Comprehensive datasets of this nature, interpreted in a phylogenetic context, may be essential for understanding critical factors underlying breeding system evolution.

Evolution of gynodioecy and maintenance of females: the role of inbreeding deprssion, outcrossing rates, and resource allocation in Schiedea adamantis (Caryophyllaceae)

Comparisons of breeding system distributions from Carlquist (1974) and Wagner et al.

Origins of dioecy in the Hawaiian flora

Government should be responsible for a national breeding system in Indonesia.

Current situation and future prospects for beef cattle production in Indonesia--A review

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