GENETIC BASIS, PROBLEMS AND OBJECTIVES OF TREE IMPROVEMENT

摘要

What is tree improvement? It is a combination of the following subjects: Genetics + Biochemistry + Statistics + Physiology + Pathology+ Breeding, The application of Mendelian principles opened the frontiers of directed plant and animal improvement. Gene- character relationship established. Sub-division of each individual into unit characters. In diploid organism two forms of each factor occur.