Experiments in the use of fertilizers in growing forest planting material at the Savenac nursery.
By: By W. G. Wahlenberg ...
Series: U. S. Dept. of agriculture. Circular -- no. 125.; Circular (United States. Dept. of Agriculture) -- no. 125.
Publisher: U.S. Govt. Print. Off.
Published: 1930
Place of publication: [Washington
Language: eng
Number of pages: 38
Subjects: Forest nurseries.; Manures.; Fertilizers.; Enzelmann spruce.
Notes: Caption title.

Contribution from Forest service.

"Literature cited": p. 35-37.