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Damping-off in forest nurseries /

Thesis (Ph. D.)--University of California, 1919. / Cover-title. United States Department of agriculture. Bulletin no. 934. Contribution from the Bureau of plant industry. Washington, D. C. Professional paper, June 16, 1921, with a special thesis t.-p., dated December, 1919, attached to the cover. Thesis approval page inserted (folded). "Literature cited": p. 91-99. Also available in digital form on the Internet Archive Web site.

Identiferoai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/16653602
Date January 1921
CreatorsHartley, Carl,
PublisherWashington : U.S. Dept. of Agriculture,
Source SetsOCLC
LanguageEnglish
Detected LanguageEnglish

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