List of plant breeders in Canada and the United States of America : a reference list of classified information giving the addresses and activities of plant breeders in these countries.

Eitemau Tebyg

• World list of plant breeders : supplement to List of plant breeders in Canada and the United States of America published in September 1949.
  Cyhoeddwyd: (1952)
• Protein growth by plant breeding. /
  Cyhoeddwyd: (1970)
• Heterosis in plant breeding : proceedings of the Seventh Congress of Eucarpia, the European Association for Research in Plant Breeding ..., Budapest, 24-29 June 1974 /
  Cyhoeddwyd: (1976)
• Mutations in plant breeding II. Proceedings of a research co-ordination meeting on the use of induced mutations in plant breeding held in Vienna, 11-15 September 1967.
  Cyhoeddwyd: (1968)
• Tracer techniques for plant breeding : proceedings of a Panel on the Use of Tracer Techniques for Plant Breeding /
  Cyhoeddwyd: (1975)