- 119 - 
(313) WISCONSIN AGP1 CULTURAL EXPERIMENT STATION 
1926. [Derrisoll 7,1s. Agr. Expt. Sta. (Ann. Rpt. 1924-25) 
Bui. 388: 64. 
(314) 
1927. [Derrisoll Forward steps in farm science. Wis. Agr. 
Expt. Sta. (Ann. Rpt. 1926-27) Bui. 396: 97. 
(315) 
1929. [Derrisoll That's neiv in farm science. IVis. Agr. Expt. 
Sta. (Ann. Rpt. 1927-28) 3ul. 405: 119. 
(316) 
1936. Sprays and dusts to control aphids increase yields of 
canning peas. ''.Vis. Agr. Expt. Sta. (Ann. Rpt. 1934-35) 
Bui. 435: 124-125. 
(317) 
1937. Findings in farm science. Tfis. Agr. Expt. Sta. (Ann. 
Rpt. 1935-36) Bui. 438: 123-126^ ilius. 
(318) 
1938. [Rotenone] that's new in farm science. IVis. Agr. Expt. 
Sta. (/am, Rpt. 1936-37) Bui. 440: 19, 23, 25, 26. 
(319) — — - 
1939. "That's nev; in farm science. Wis. Agr. Expt. Sta. 
(/am, Rpt. 1937-38) Bui. '443: 48-50. 
(320) 
1939. Canning peas in Yasconsin. T.is. Agr. Expt. Sta. Bui. 
444, 24 pp., illus. May. 
(321) 
1940. Derris-nicotine dusts. Wis. Agr. Expt. Sta. (Ann. Rpt. 
1938-39) Bui. 449: 56. -[Abs. in Brimstone Brevities 
7: 83, June 1940, issued by Freeport Sulfur Co., N.Y.I 
(322) 
1940. "Vhat's new in farm science. 'Vis'. Agr. Expt. Sta. (Ann. 
Rpt. 1938-39) Bui. 449: 59, 62-63, 67. 
(323) 1VORSLEY, R. P.. LeG. 
1934. The insecticidal properties of some East African plants. 
I. Ann. Appl. Biol. 21: 649-669. 
(324) 
1936. The insecticidal properties of some East ^frican plants. 
II. Hiundulea subcrosa Benth. Ann. Appl. Biol. 23: 
311-328"; ~ 
(325) ZAAIJER, J. "V. 
1939. Het insecticide Derris el liptic a, cr.ltuur en bereiding. 
Bergcul bu.res 15 ("47? 116-127. (Rep. from Landboui.'k. 
Tijdschr. for November 1938 „ ) 
LIBRARY 
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