Canadian Forest Service Publications
Fertilizing with ammonium nitrate improves red pine seed production. 1967. Cayford, J.H.; Jarvis, J.M. Journal of Forestry 65(6): 402-403.
Year: 1967
Issued by: Northern Forestry Centre
Catalog ID: 30297
Language: English
Availability: Order paper copy (free), PDF (request by e-mail)