Hardback in dust jacket. Hardback with some wear to boards, clean internally. Dust darkening and spotsto page edges. JAcket has general wear relevant to age and use. B/w illustrated. Codice inventario libreria
Titolo: Livestock Improvement, in Relation to ...
Casa editrice: Oliver and Boyd
Data di pubblicazione: 1944
Legatura: Unknown Binding
Condizione libro: Good
Descrizione libro Oliver and Boyd, 1947. Hardback. Oliver and Boyd 1947 : third edition revised: Green cloth hardcover: no dust jacket: 5.5 x 8.75 inches tall : illustrations and diagrams. Synopsis: An outline of principles and indication of how the genetic and environmental concepts are interwoven in the pursuit of stock improvement. Contents include a survey of general aspects; particular problems that may be encounted: how inheritance works; the effects and interactions of genes; the cumulative effects and external factors influencing improvement; gene and character frequency; environmental aspects; genetic aspects a) selection b) interbreeding as a mating system c) line breeding; out breeding and hybrid vigour; mating likes and unlikes; performance and progeny testing; breed construction; types and environment. References and an index are included Condition: very clean and good overall 0.0. Codice articolo 2240