共 50 条
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- [22] Pollen contamination trends in a maturing Douglas-fir seed orchard CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE, 1997, 27 (01): : 131 - 134
- [23] CLONAL VARIATION IN POLLEN-RELATED CHARACTERISTICS OF DOUGLAS-FIR CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE, 1982, 12 (02): : 403 - 408
- [28] NITROGEN REQUIREMENTS IN YOUNG DOUGLAS-FIR OF THE PACIFIC NORTHWEST FERTILIZER RESEARCH, 1988, 15 (02): : 173 - 179
- [29] LONG-TERM STORAGE OF RYE AND TRITICALE POLLEN IN LIQUID-NITROGEN NOVENYTERMELES, 1993, 42 (04): : 301 - 305