Tree improvement and seed procurement activities in Papua New Guinea progress report 1974-1978

Podobne zapisy

• Proceedings of the Eighteenth Meeting of the Canadian Tree Improvement Association, Part 2 : symposium on seed orchards and strategies for tree improvement /
  Wydane: (1982)
• Seed orchards : a joint production by specialist members of the International Union of Forest Research Organization's Working Party on Seed Orchards (S.2.03.3) /
  Wydane: (1975)
• Papua New Guina tree introduction and improvement progress report 1972-1974 /
  od: Howcroft, N.
  Wydane: (1974)
• The production, handling and testing of forest tree seed in Zimbabwe / a review of methods and results
  od: Seward, B. R. T.
  Wydane: (1980)
• Tropical tree seed research : proceedings of an international conference held at the Forestry Training Centre, Gympie, Qld, Australia, 21-24 August, 1989 /
  Wydane: (1990)