Mulches aid in regenerating California and Oregon Forests : past, present and future - MsDonald, Philip M.; Helgerson, Ole T.; E.U.A. Forest Service (Berkeley, California : Pacific Southwest Research Station, 1990)
BATCH-UPD
BATCH-UPD
BATCH-UPD
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CONVERSION
Keywords: Bosques -- California; Bosques -- Oregon; Bosques -- Regeneración.