Forest tree seed harvesting system for loblolly pine
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Main Authors: | , , , |
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Format: | Texto biblioteca |
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Published: |
Geneva (Switzerland)
1983
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Subjects: | PINUS TAEDA, SEED COLLECTION, METHODS, LABOUR, MECHANIZATION, SAMPLING, COST ANALYSIS, COLLECTE DE SEMENCES, COLECCION DE SEMILLAS, METHODE, TRAVAIL, MECANISATION, ECHANTILLONNAGE, ANALYSE DES COUTS, METODOS, TRABAJO, MECANIZACION, MUESTREO, ANALISIS DE COSTOS, |
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