Browsing Theses and Dissertations (University of Pretoria) by Supervisor "Verryn, Stephen David"
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Browsing Theses and Dissertations (University of Pretoria) by Supervisor "Verryn, Stephen David"
Now showing items 1-4 of 4
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(University of Pretoria, 2017)The hybrid combination between Eucalyptus grandis and Eucalyptus urophylla plays a significant role in the production of pulp in the South African Forestry Industry. Superior clones of this hybrid combination have been ...
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(University of Pretoria, 2009-09-16)The prediction of the performance of hybrid plants as production material is complicated by the genetic structure of the hybrid population. Fundamental quantitative genetic concepts are defined with respect to disomic, ...
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(University of Pretoria, 2007-02-13)Genetic variances and heritabilities in a cloned Eucalyptus grandis breeding population of families derived from open pollinated selections were estimated and the results are presented. The genetic variance was partitioned ...
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(University of Pretoria, 2013)In most breeding programmes breeders use phenotypic data obtained in breeding trials to rank the performance of the parents or progeny on pre-selected performance criteria. Through this ranking the best candidates are ...
Now showing items 1-4 of 4