Search Results for: Pure breed breeding animals
"den almindelige botanik: en lærebog, nærmest til brug for studerende og lærere.". berlín: borntraeger, . johannsen, w "the genotype conception of heredity". the american naturalist, no ( ), . doi : / . roll-hansen, nils "the genotype theory of wilhelm johannsen and its relation to plant breeding and
the study of evolution". centaurus, no ( ), . doi : /j. .tb .x . roll-hansen, nils " the death of spontaneous generation and the birth of the gene: two case studies of relativism ". social studies of science, no ( ), , pàg. - . kim, kyung-man " on the reception of johannsen's pure line theory: toward...
https://ca.wikipedia.org/wiki/Wilhelm_Johannsen