Wolf Prize in Agriculture (1157 Pages)

John C. Walker

15

152. Walker, J. C. Physiologic races of Plasmodiophora brassicae. Phytopathology

32: 18. 1942.

153. Walker, J. C. Systemic invasion of cabbage by Plasmodiophora brassicae.

Phytopathology 32: 18. 1942.

154. Walker, J. C., and W. C. Snyder. Pea wilts and root rots. Wis. Agr. Expt. Sta.

Bul. 424 (1st rev.), 16 pp. 1942.

155. Walker, J. C. Otis Chester Whipp1e. Phytopathology 32: 355-356. 1942.

156. Schroeder, W. T., and J. C. Walker. Influence of controlled environment and

nutrition on the resistance of garden pea to Fusarium wilt. Jour. Agr. Research

65: 221-248. 1942.

157. Walker, J. C., and W. W. Hare. Survey of pea diseases in Wisconsin in 1942.

Phytopathology 33: 15. 1943.

158. Walker, J. C., and W. J. Hooker, The relation of  host nutrition to the

development of cabbage yellows. Phytopathology 33: 15. 1943.

159. Walker, J. C., and W. W. Hare. Pea diseases in Wisconsin in 1942. Wis. Agr.

Expt. Sta. Res. Bull. 145, 32 pp. 1943.

160. Walker, J. C., J. P. Jolivette, and J. C. McLean. Boron deficiency in garden and

sugar beet. Jour. Agr. Research 66: 97-123. 1943.

161. Jolivette, J. P., and J. C. Walker. Effect of boron deficiency on the histology of

garden beet and cabbage. Jour. Agr. Research 66: 167-182. 1943.

162. Stahmann, M. A., K. P. Link, and J. C. Walker. Mustard oils in cucumbers and

their relation to resistance to clubroot. Jour. Agr. Research 67: 49-63. 1943.

163. Walker, J. C., and J. P. Jolivette. Productivity of mosaic-resistant Refugee

beans. Phytopathology 33: 778-788. 1943.

164. Hooker, W. J., J. C. Walker, and F. G. Smith. Toxicity of beta-phenethyl

isothiocyanate to certain fungi. Amer. Jour. Bot. 30: 632-637. 1943.

165. Walker, J. C. Histologic-pathologic effects of boron deficiency. Soil Science

57: 51-54. 1944.

166. Walker, J. C., N. A. Stahmann, and D. E. Pryor. Efficacy of  fungicidal

transplanting liquids for control of clubroot of cabbage. Phytopathology 34:

185-195. 1944.

167. Walker, J. C. Diseases of cabbage and related plants. U.S.D.A. Farm. Bul.

1439 (3rd rev.), 38 pp. 1944.

168. Walker, J. C., W. C. Edmundson, and H. A. Jones. Onion-set production.

U.S.D.A. Farm. Bul. 1955, 21 pp. 1944.

169. Walker, J. C., W. T. Schroeder, and J. E. Kuntz. Borax sprayed on beets controls

black spot. Better Crops 28 (14): 19-21: 49-50. 1944.

170. Walker, J. C. Methods of controlling diseases. In Thompson, R. C. Cauliflower

and broccoli varieties and cu1ture. U.S.D.A. Farm. Bul. 1957: 16-17. 1944.

171. Walker, J. C. Onion diseases and their control. U.S.D.A. Farm Bul. 1060 (6th

rev.), 25 pp. 1944.

01_1978 Walker.p65

17-Mar-09, 8:59 AM

15

---

16

Wolf Prize in Agriculture

172. Walker, J. C., H. A. Jones, and A. E. Clarke. Smut resistance in an Allium

species hybrid. Jour. Agr. Research 69: 1-8. 1944.

173. Hare, W. W., and J. C. Walker. Ascochyta diseases of canning pea. Wis. Agr.

Expt. Sta. Res. Bul. 150, 31 pp. 1944.

174. Walker, J. C., O. C. Whippie, J. P. Jolivette, and W. J. Hooker. The limitations

of spraying tomatoes in Wisconsin. Wis. Agr. Expt. Sta. Res. Bul. J52, 23 pp.

1944.

175. Walker, J. C. Progress in combination of yellows and mosaic resistance

with high ascorbic content in cabbage. Phytopathology 34: 1012-1013.

1944.

176. Walker, J. C., E. J. Delwiche, and W. W. Hare. A major gene for resistance to

near-wilt in pea. Phytopathology 34: 1013. 1944.

177. Walker, J. C., and W. W. Hare. Lima bean seed treatments. Plant Disease

Reporter Suppl. 145: 19-21. l944.

178. Walker, J. C., and W. W. Hare. Snap bean seed treatments. Plant Disease

Reporter Suppl. 45: 56-57. 1944.

179. Hooker, W. J., J. C. Walker, and K. P. Link. Effects of two mustard oils on

Plasmodiophora brassicae and their relation to resistance to c1ubroot. Jour.

Agr. Research 70: 63-78. 1945.

180. LeBeau, F. J., and J. C. Walker. Turnip mosaic viruses. Jour. Agr. Research 70:

347-364. 1945.

181. Walker, J. C., F. J. LeBeau, and G. S. Pound. Viruses associated with cabbage

mosaic. Jour. Agr. Research 70: 379-404. 1945.

182. Walker, J. C., and W. J. Hooker. Plant nutrition in relation to disease

development. I. Cabbage yellows. Amer. Jour. Bot. 32: 3l4-320. 1945.

183. Walker, J. C., J. P. Jolivette, and W. W. Hare. Varietal susceptibility in garden

beet to boron deficiency. Soil Science 59: 461-464. 1945.

184. Ou, S. H., and J. C. Walker. Anthracnose of garden pea. Phytopathology 35:

565-570. 1945.

185. Pound, Glenn S., and J. C. Walker. Differentiation of certain crucifer viruses

by the use of temperature and host immunity reactions. Jour. Agr. Research

71: 255-278. 1945.

186. Walker, J. C., and W. J. Hooker. Plant nutrition in relation to disease

development. II. Cabbage clubroot. Amer. Jour. Bot. 32: 487-490. 1945.

187. Pound, G. S., and J. C. Walker. Effect of air temperature on the concentration

of certain viruses in cabbage. Jour. Agr. Research 71: 471-485. 1945.

188. Walker, J. C., et al. Vegetable Disease Control War Emergency Committee.

Upper Mississippi Valley Division, Amer. Phytopathological Society. Report

No. 2. l942.

189. Walker, J. C., et al. Idem. Report No. 10. l943.

190. Walker, J. C., et al. Idem. Report No. 25. l944.

01_1978 Walker.p65

17-Mar-09, 8:59 AM

16

---

John C. Walker

17

191. Walker, J. C., and J. P. Jolivette. Relation of  boron to sugar beet production in

Wisconsin. Amer. Soc. Sugar Beet Tech. East U.S. and Canada Proc. 2nd

Region Meet. 1941: 30-31. 1941.

192. Walker, J. C. Soil management and plant nutrition in relation to disease

development. Soil Science 61: 47-54. 1946.

193. Smith, F. O., and J. C. Walker. Relation of environmental and hereditary

factors to ascorbic acid in cabbage. Amer. Jour. Bot. 33: 120-129. 1946.

194. Felton, H. W., and J. C. Walker. Environal factors affecting downy mildew of

cabbage. Jour. Agr. Res. 72: 69-81. 1946.

195. Jones, H. A., J. C. Walker, T. H. Little, and R. H. Larson. Relation of

color-inhibiting factor to smudge resistance in onion. Jour. Agr. Res. 72:

259-264. 1946.

196. Walker, J. C., and R. E. Foster. Plant nutrition in relation to disease development.

III. Fusarium wilt of tomato. Amer. Jour. Bot. 33: 259-264. 1946.

197. Smith, F. G., J. C. Walker, and W. J. Hooker. Effect of  hydrogen-ion

concentration on the toxicity to Colletotrichum circinans (Berk.) Vogl. of

some carboxylic acids, phenols, and crucifer extracts. Amer. Jour. Bot. 33:

351-356. 1946.

198. Kuntz, J. E., and J. C. Walker. Virus inhibitors in spinach extract. Phytopath.

36: 404. 1946.

199. Foster, R. E., and J. C. Walker. Improvement of ascorbic acid content in

yellows-resistant cabbage. Phytopath. 36: 398. 1946.

200. Walker, J. C. James Peter Jolivette. Phytopath. 36: 415-417. 1946.

201. Walker, J. C., W. C. Edmundson, and H. A. Jones. Onion-set production. U. S.

Dept. Agr. Farmers’ Bul. 1955. 21 p. Rev. 1946.

202. Walker, J. C., and R. E. Foster. The inheritance of ascorbic acid content in

cabbage. Amer. Jour. Bot. 33: 758-76l. 1946.

203. Gorenz, A. H., and J. C. Walker. Influence of method sticker on the effectiveness

of Arasan for onion-smut control. Phytopath. 37: 7-8. 1947.

204. Walker, J. C., and Glenn S. Pound. Improvement of cabbage for disease

resistance. Phytopath. 37: 23. 1947.

205. Foster, R. E., and J. C. Walker. Predisposition of tomato to Fusarium wilt. Jour.

Agr. Res. 74: 165-185. 1947.

206. Smith, F. G., K. P. Link, and J. C. Walker. Acidic and phenolic fractions of

crucifer roots in relation to clubroot. Jour. Agr. Res. 74: 193-204. 1947.

207. Kuntz, J. E., and J. C. Walker. Virus inhibition by extracts of spinach. Phytopath.

37: 561-579. 1947.

208. Walker, J. C. Onion diseases and their control. U.S. Dept. Agr. 1060. 26 p.

7th Rev. 1947.

209. Walker, J. C. Seed-borne pea diseases and their control. Can. Seed Growers’

Assoc. Ann. Rpt. 1946-1947: 12-13. 1947.

01_1978 Walker.p65

17-Mar-09, 8:59 AM

17

---