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- [2] DEVELOPMENT OF SEED CONE OF DOUGLAS-FIR FOLLOWING DORMANCY CANADIAN JOURNAL OF BOTANY, 1965, 43 (02): : 317 - &
- [3] WHEN IS CONTROLLING CONE AND SEED INSECTS IN DOUGLAS-FIR SEED ORCHARDS JUSTIFIED FORESTRY CHRONICLE, 1983, 59 (06): : 304 - 307
- [4] VOLATILES OF DOUGLAS-FIR SEED ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1978, 175 (MAR): : 37 - 37
- [8] Effect of warm storage and date of lifting on the quality of Douglas-fir seedlings New Forests, 2000, 20 : 1 - 13
- [9] DISPERSAL OF CONE AND SEED INSECTS TO AN ISOLATED DOUGLAS-FIR TREE IN WESTERN OREGON CANADIAN ENTOMOLOGIST, 1984, 116 (10): : 1437 - 1438