Pollination mechanisms, reproduction, and plant breeding /

gan Frankel, R. (Rafael), 1922-
Cyhoeddwyd 1977

The Potential impact of the long range transport of air pollutants on Canadian forests : report of a scientific opinion survey /

Cyhoeddwyd 1985

Productivity in perpetuity : proceedings : Australian Forest Nutrition Workshop, Canberra, Australia, 10-14 August 1981 /

Cyhoeddwyd 1981

Radiant energy in relation to forests /

gan Reifsnyder, William E.
Cyhoeddwyd 1965

Resistance to diseases and pests in forest trees : proceedings of the Third International Workshop in the Genetics of Host-Parasite Interactions in Forestry, Wageningen, the Nether...

Cyhoeddwyd 1982

Respiratory losses in Norway spruce : the effect of growth and nutrition /

gan Stockfors, Jan
Cyhoeddwyd 1997

Return to resistance : breeding crops to reduce pesticide dependence /

gan Robinson, Raoul A., 1928-
Cyhoeddwyd 1996

Root temperature and plant growth /

gan Cooper, Allen John, 1924-
Cyhoeddwyd 1973

Soil fertility and fertilizers /

gan Tisdale, Samuel Luther, 1918-
Cyhoeddwyd 1975

Soil nitrogen /

gan Bartholomew, William Victor, 1908-
Cyhoeddwyd 1965

Solute movement in the soil-root system /

gan Nye, Peter Hague
Cyhoeddwyd 1977

Storing endrin-coated and endrin-impregnated Douglas-fir seed /

gan Radwan, M. A., 1926-
Cyhoeddwyd 1970

Stress physiology and forest productivity : proceedings of the Physiology Working Group, Technical session : Society of American Foresters National Convention, Fort Collins, Colora...

Cyhoeddwyd 1986

Target sites for herbicide action /

Cyhoeddwyd 1991

Trace elements in soils and plants /

gan Kabata-Pendias, Alina
Cyhoeddwyd 1984

Wind and trees /

Cyhoeddwyd 1995