Voorbeelden van crossbreed

• Farmers were forced to crossbreed pedigree cattle with larger types to ensure that they grew to full size within the allowed time.

• Scientists have crossbred plants for years to create desirable traits, such as insect resistance.

• The cows were crossbred to produce a hardy breed that was accustomed to the heat.

• In this context, production systems should be designed to permit crossbreeding without endangering the parent indigenous straightbreds.

• Genetic gain of pure line selection and combined crossbred purebred selection with constrained inbreeding.

• A tactical approach to the design of crossbreeding programs.

• Other factors involve the economic forces of globalization and the utilization of the few, more productive indigenous stock in crossbreeding programs with exotic breeds2.

• The roles of mutation, inbreeding, crossbreeding and selection in evolution.

• Each writer crossbreeds the manual - that is to say, the text of method - with literary and narrative forms of several kinds.

• The failure to achieve crossbreeding to date is assumed to be caused either by undue timing of pollination or mechanical damage to the -owers during emasculation and pollination.

• The use of 56/58's crossbred yarns for some garments instead of the yarns previously used is, therefore, desired.

• The use of crossbred sires does not hand down the predominant features that one trys to get into one's breeding.

• All other heifers, including dual-purpose breeds and crossbred calves sired by a beef bull, will be judged on their merits.

• Such a list would serve a useful purpose in tracing the owners of potentially dangerous dogs and crossbreeds.

• The argument is sometimes used that we ought to retain it for all calves of the purely beef breeds or the crossbred animals.

• The lowest quality regularly quoted grade—crossbred 58s on an oil-combed basis—averaged about 64p per kilo.

• The cattle are shown by breed, including crossbreed.

• A range of crossbred and pedigree animals was used.