海量图书期刊资源,随时随地畅享阅读乐趣
Ambisexuality in the female starlingEmil Witschi; Richard A. Miller · 1938
Zur biologischen Charakterisierung der gonadotropen HormoneEmil Witschi · 1950
Natural Control of FertilityWitschi, Emil · Fertility and Sterility · 1968
SEX REVERSAL IN ANIMALS AND IN MANEMIL WITSCHI · American Scientist · 1960
ON MORPHOGENIC CAPACITIES OF THE ESTROGENS*WITSCHI, EMIL · The Journal of Clinical Endocrinology & Metabolism · 1955
Chromosomal aberrations in embryos from overripe eggsEmil Witschi; Ruben Laguens · 1963
Die Entwicklung der Keimzellen der Rana Temporaria L.Emil Witschi · 1924
The Evolution of Self‐Fertilization in PerennialsThe American Naturalist · 1997
Genetic Distance between PopulationsMasatoshi Nei · The American Naturalist · 1972
Niche Size and Faunal DiversityP. H. Klopfer and R. H. MacArthur · The American Naturalist · 1960
Interspecific Killing among Mammalian Carnivores.F. Palomares and T. M. Caro · The American Naturalist · 1999
Marine Benthic Diversity: A Comparative StudyHoward L. Sanders · The American Naturalist · 1968
Environmental Determinants of Faunal DiversityPeter H. Klopfer · The American Naturalist · 1959
Genetics and Morphological Evolution in PlantsL. D. Gottlieb · The American Naturalist · 1984
Preliminary Notes on Some American ChalicotheresO. A. Peterson · The American Naturalist · 1907