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Browsing by Subject "Christmas Trees"

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Browsing by Subject "Christmas Trees"

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  • Developing high quality true fir Christmas trees 
    Landgren, Chal G.; Douglass, Bernard S.; Oregon State University. Extension Service; Washington State University. Cooperative Extension; University of Idaho. Cooperative Extension Service; United States. Dept. of Agriculture; Pacific Northwest Cooperative Extension ([Corvallis, Or.] : Oregon State University Extension Service : [Pullman, Wash.] : Washington State Cooperative Extension Service ; [Moscow, Idaho] : University of Idaho Cooperative Extension Service ; [Washington, D.C.] : U.S. Dept. of Agriculture, 1992-00-00)
    Each Christmas tree species requires special skill and specific knowledge to be grown successfully. True fir Christmas trees are no exception. In fact, the true firs, many argue, require more detailed knowledge, more spe ...
  • Developing sheared Douglas-fir Christmas trees 
    Proebsting, William M.; Landgren, Chal G.; Oregon State University. Extension Service; Washington State University. Cooperative Extension; University of Idaho. Cooperative Extension Service; United States. Dept. of Agriculture; Pacific Northwest Cooperative Extension ([Corvallis, Or.] : Oregon State University Extension Service ; [Pullman, Wash.] : Washington State University Cooperative Extension ; [Moscow, Idaho] : University of Idaho Cooperative Extension System ; [Washington, D.C.] : U.S. Dept. of Agriculture, 1992-03)
    Over the past 30 years, Christmas trees have become an intensively managed horticultural crop. During this period, higher standards and increasing competition have given the edge to growers who are progressive and highly ...
  • Managing weeds and vegetation in Christmas trees 
    William, R. D.; Al-Khatib, Kassim; Oregon State University. Extension Service; Washington State University. Cooperative Extension; University of Idaho. Cooperative Extension System; United States. Dept. of Agriculture ([Corvallis, Or.] : Oregon State University Extension Service ; [Pullman, Wash.] : Washington State University Cooperative Extension ; [Moscow, Idaho] : University of Idaho Cooperative Extension System ; [Washington, D.C.] : U.S. Dept. of Agriculture, 1995-08)
    Controlling weeds that compete with Christmas trees is essential to producing quality trees. Weeds have several negative effects

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