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Cochran, P. H.
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Nitrogen fertilizers

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Online Results (3)
1.
Response of thinned white fir stands to fertilization with nitrogen plus sulphur
Author
Cochran, P. H.
Published
Portland, Or. (319 S.W. Pine St., P.O.Box 3890, Portland 97208) : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1991]
Online
Online book
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
2.
Response of thinned white fir stands to fertilization with nitrogen plus sulphur
Author
Cochran, P. H.
Published
Portland, Or. (319 S.W. Pine St., P.O.Box 3890, Portland 97208) : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1991]
Location
SML, Microform (Non-Circulating) >> A 13.79:PNW-RN-501
Format
Books / Microforms
3.
Response of a pole-size ponderosa pine stand to nitrogen, phosphorus, and sulfur
Author
Cochran, P. H.
Published
Portland, Or. : Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1978.
Online
Online book
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online
4.
Response of a pole-size ponderosa pine stand to nitrogen, phosphorus, and sulfur
Author
Cochran, P. H.
Published
Portland, Or. : Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1978.
Location
Unavailable--Try BorrowDirect or Interlibrary Loan >> A 13.79:PNW-319
Format
Books
5.
Response of individual ponderosa pine trees to fertilization
Author
Cochran, P. H.
Published
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, [1973]
Online
Online book
Location
HathiTrust Digital Library >> Online Resource
Format
Books / Online