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WAGNER, R.G. PETERSEN, T.D. ROSS, D.W. RADOSEVICH, S.R.

Competition thresholds for the survival and growth of ponderosa pine seedlings associated with woody and herhaceous vegetation - 1989

Subjects--Topical Terms:
PLAGUICIDAS
MALEZAS
PLANTULAS
CRECIMIENTO
PINUS PONDEROSA

Dewey Class. No.: 22150