12
Wolf Prize in Agriculture
95. Walker, J. C., J. F. Adams, and W. H. Pierce. Results of planting tests with
Wisconsin Refugee and Idaho Refugee beans. The Canner 80 (12): 7-8: 22.
1935.
96. Walker, J. C. Diseases of vegetable crops. 65 pp. Ann Arbor. 1935.
97. Walker, J. C., and K. P. Link. Toxicity of phenolic compounds to certain
onion bulb parasites. Bot. Gaz. 96: 468-484. 1935.
98. Anderson, N. E., and J. C. Walker. Histological studies of Wisconsin Hollander
and Wisconsin Ballhead cabbage in relation to resistance to yellows. Jour.
Agr. Research 50: 823-826. 1935.
99. Walker, J. C., and R. H. Larson. Calcium cyanamide in relation to control of
clubroot of cabbage. Jour. Agr. Research 51: 183-189. 1935.
100. Walker, J. C. Types of disease resistance. Proc. Sixth int. Bot. Cong.
(Amsterdam) 2: 206-208. 1935.
101. Walker, J. C. A study of resistance to Fusarium wilt in Alaska peas. Amer.
Jour. Botany 22: 849-857. 1935.
102. Walker, J. C. Resistance to clubroot in Brassica. Phytopathology 26: 112.
1936.
103. Walker, J. C. Discussion of disease-free and disease-resistant beans. The
Canning Age 17: 171-172; 178. 1936.
104. Walker, J. C., and Otis C. Whipple. Tomato-seed certification. In Reports and
observations of some 1936 tomato growers etc. Crop Service Dept., Campbell
Soup Co., Chicago. Jan., 1937.
105. Walker, J. C. The fungicidal value of mustard oils. Phytopathology 27: 142.
1937.
106. Walker, J. C., and R. H. Larson. The increasing importance of cabbage mosaic.
Phytopathology 27: 142. 1937.
107. Walker, J. C. Varieties of beans for canning. Canning Trade 59 (30): 20-21.
1937.
108. Walker, J. C., Sam Morell, and H. H. Foster. Toxicity of mustard oils
and related sulfur compounds to certain fungi. Amer. Jour. Botany 214:
536-541. 1937.
109. Walker, J. C. Injury to -cabbage by lightning. Phytopathology 27: 858-861.
1937.
110. Walker, J. C. Onion diseases and their control. U.S.D.A. Farm. Bul. 1060 (5th
rev.), 24 pp. 1937.
111. Larson, R. H., and J. C. Walker. Properties and host range of a cabbage
mosaic virus. Phytopathology 28: 13. 1938.
112. Walker, J. C., and R. H. Larson. Soil temperature in relation to potato yellow
dwarf. Phytopathology 28: 21. 1938.
113. Whipple, O. C., and J. C. Walker. Two strains of cucumber virus on pea and
bean. Phytopathology 28: 22. 1938.
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114. Walker, J. C. Diseases of cabbage and related plants. U.S.D.A. Farm. Bul.
1439 (2nd rev.), 35 pp. 1938.
115. Walker, J. C., R. H. Larson, and A. Ft. Albert. Studies of resistance to potato
scab in Wisconsin. Amer. Potato Jour. 15: 246-252. 1938.
116. Walker, J. C. Cabbage disease controlled in South. Southern Seedsman. Nov.
1938, pp. 8, 20. 1938.
117. Larson, R. H., A. R. Albert, and J. C. Walker. Soil reaction in relation to potato
scab. Amer. Potato Jour. 15: 325-330. 1938.
118. Walker, J. C., J. P. Jolivette, and J. G. McLean. Internal black spot of canning
beets and its control. Canning Age 19: 489-491; 508. 1938.
119. Albert, A. R., R. H. Larson, and J. C. Walker. The comparative productiveness
of seed potatoes grown oh sandy and on peat soils in central Wisconsin.
Amer. Potato Jour. 16: 16-23. 1939.
120. Walker, J. C. Diseases of vegetable crops. 2nd rev., 67 pp. Ann Arbor.
1939.
121. Walker, J. C. Disease resistant pea varieties. Canning Trade 61 (27): 10.
1939.
122. Walker, J. C. Use of boron to control internal black spot of beets. Canning
Trade 61 (27): 16. 1939.
123. Walker, J. C. Internal black spot of garden beet. Phytopathology 29:
120-128. 1939.
124. Walker, J. C. Freezing injury to canning peas in Wisconsin. Phytopathology
29: 188-194. 1939.
125. Delwiche, E. J., F. L. Musbach, W. B. Sarles, Emil Truog, J. C. Walker, and H. F.
Wilson. Canning peas in Wisconsin. Wis. Agr. Expt. Sta. Bul. 444, 24 pp.
1939.
126. Pryor, Dean E., and J. C. Walker. A method for testing the toxicity of volatile
compounds. Phytopathology 29: 641-643. 1939.
127. Walker, J. C., and R. H. Larson. Yellow dwarf of potato in Wisconsin. Jour.
Agr, Research 59: 259-280. 1939.
128. Larson, R. H., and J. C. Walker. A mosaic disease of cabbage. Jour. Agr.
Research 59: 367-392. 1939.
129. Walker, J. C., and F. L. Musbach. Effect of moisture, fertility and fertilizer
placement on root rot of canning peas in Wisconsin. Jour. Agr. Research 59:
579-590. 1939.
130. Virgin, W. J., and J. C. Walker. Relation of temperature and moisture to near-
wilt of pea. Jour, Agr. Research 59: 591-600. 1939.
131. Walker, J. C. Resistance to clubroot in varieties of turnip and rutabaga. Jour.
Agr. Research 59: 815-828. 1939.
132. Larson, R. H., and J. C. Walker. A necrotic virosis of cabbage. Phytopathology 30:
15. 1940.
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Wolf Prize in Agriculture
133. Walker, J. C., M. A. Stahmann, and D. E. Pryor. A method of reducing club-
root infection at transplanting. Phytopathology 30: 26-27. 1940.
134. Pryor, D. E., J. C. Walker, and M. A. Stahmann. Toxicity of allyl isothiocyanate
vapor to certain fungi. Amer. Jour. Bot. 27: 30-38. 1940.
135. Virgin, W. J., and J. C. Walker. Relation of the near-wilt fungus to the pea
plant. Jour. Agr. Research 60: 241-248. 1940.
136. Walker, J. C. Yield and canning quality of mosaic resistant Refugee beans for
1937, 1938, and 1939. Canning Trade 62 (42): 13. 1940.
137. Flory, W. S., Jr., and J. C. Walker. Effect of different environments on
head shape in Marion Market cabbage. Proc. Amer. Soc. Hort. Science 37:
778-782. 1940.
138. Walker, J. C. The use of borax for the control of internal black spot of beets.
Canning Trade 67 (49): 6. 1940.
139. Walker, J. C. Tissue reactions: plant kingdom. In Third Intern. Cong.
Microbiology Proc. (Sept, 2-9, 1939). Mew York. 1940.
140. Walker, J. C., E. J. Delwiche, and P. G. Smith. Pea seed treatment with chemical
dusts. Jour. Agr, Research 61: 143-148. 1940.
141. Walker, J. C. Cabbage, turnip and rutabaga. Nat. Seedsman 7 (6): 22-25.
1940.
142. Whipple, O. C., and J. C. Walker. Strains of cucumber mosaic virus pathogenic
on bean and pea. Jour. Agr. Research 62: 27-60. 1941.
143. Larson, R. H., J. C. Walker, and S. O. Fogelberg. Bacterial ring rot in relation
to the tomato. Phythpathology 31: 14-15. 1941.
144. Walker, J. C., and J. P. Jolivette. Studies on boron deficiency in garden beet
(Beta vulgaris). Phytopathology 31: 23. 1941.
145. Walker, J. C. Disease resistance in crucifers. In Proc. 7th Genetics Cong.
(Edinburgh). Jour. Gen. Suppl. Vol. (1941): 312-313. 1941.
146. Walker, J. C. Origin of cabbage black rot epidemics. Plant Disease Reporter
25: 91-94. 1941.
147. Larson, R. H., and J. C. Walker. Ring necrosis of cabbage. Jour. Agr. Research
62: 475-491. 1941.
148. Walker, J. C., J. G. McLean, and J. P. Jolivette. The boron deficiency disease in
cabbage. Jour. Agr. Research 62: 573-587. 1941.
149. Smith, P. G., and J. C. Walker. Certain environal and nutritional factors
affecting Aphanomyces root rot of garden pea. Jour. Agr. Research 63:
1-20. 1941.
150. Walker, J. C. Disease resistance in the vegetable crops. Bot. Rev. 7: 458-506.
1941.
151. McLean, J. G., and J. C. Walker. A comparison of Fusarium avenaceuin,
F. oxysporum, and F. solani var. eumartii in relation to potato wilt in
Wisconsin. Jour. Agr. Research 63: 495-525. 1941.
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