Publisher: Agriculture Department / Publish Year Decade: 1930 - 1939 - Blacklight Search Results

Start Over Publisher Agriculture Department Publish Year Decade 1930 - 1939

141. Oats. Response of oat varieties to different fertility levels; by C. A. Lamb and Robert M. Salter.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: 1938
SuDoc number:: A 1.23/a:Oa 8/26

142. Pea aphids. Physiological conditions which produce wing development in pea aphid [with list of literature cited]; by Carl W. Schaefer.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: 1938
SuDoc number:: A 1.23/a:Ap 31/8

143. Peanut-leaf spot. Two fungi causing leaf spot of peanut [with list of literature cited]; by Wilbert A. Jenkins.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: 1938
SuDoc number:: A 1.23/a:P 314/3

144. Peppers. Morphological study of flower and seed development in pepper [with list of literature cited]; by H. L. Cochran.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: 1938
SuDoc number:: A 1.23/a:P 396/4

145. Phymatotrichum omnivorum. Evaluation of some soil fungicides by laboratory tests with Phymatotrichum omnivorum [with list of literature cited]; by Walter N. Ezekiel.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: 1938
SuDoc number:: A 1.23/a:So 34/96

146. Phymatotrichum omnivorum. Studies on cause of immunity of monocotyledonous plants to Phymatotrichum root rot [with list of literature cited]; by Waller N. Ezekiel and J. F. Fudge.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: [1938.]
SuDoc number:: A 1.23/a:P 694/42

147. Phymatotrichum omnivorum. Tests with pentachlorethane, tetrachlorethane, and xylol to determine their efficiency in eradication of Phymatotrichum root rot in field [with list of literature cited]; by Walter N. Ezekiel.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: 1938
SuDoc number:: A 1.23/a:P 387

148. Plant tissue. Method for extracting growth substances from pigmented tissues [with list of literature cited]; by H. G. DuBuy.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: 1938
SuDoc number:: A 1.23/a:P 694/39

149. Plants. Effects of temperature and other environmental factors upon photoperiodic responses of some of higher plants [with list of literature cited]; by R. H. Roberts and B. Esther Struckmeyer.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: [1938.]
SuDoc number:: A 1.23/a:P 694/43

150. Plants. Growth substances in relation to mechanism of action of radiation on plants [with list of literature cited]; by H. W. Popp and H. R. C. McIlvaine.

Corporate/Agency Authors:: Agriculture Department
Publisher:: Agriculture Department
Date:: 1938
SuDoc number:: A 1.23/a:P 694/38

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