Wolf Prize in Agriculture (1157 Pages)

John C. Walker

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341. Van  Gundy, S. D., and J. C. Walker, The amino-nitrogen nutrition of

Pseudomonas lachrymans. Phytopathology 47: 35. 1957.

342. Walker, J. C. Plant Pathology. 2nd Edit. 707 p. McGraw-Hill. 1957.

343. Van Gundy, S. D., and J. C. Walker. Seed transmission, overwintering, and

host range of the cucurbit-angular-leaf-spot pathogen. Plant Dis. Reptr. 41:

137-140. 1957.

344. Walker, J. C., R. H. Larson, and O. S. Pound. Badger Balihead, a new cabbage

resistant to yellows and mosaic. Phytopathology 47: 269-271. 1957.

345. Echandi, E., and J. C. Walker. Pectolytic enzymes produced by Scierotinia

sclerotiorum. Phytopathology 47: 303-306. 1957.

346. Sinclair, J. B., P. H. Geil, and P. Kaesberg. Biophysical studies on wild cucumber

mosaic virus. Phytopathology 47: 372-377. 1957.

347. Walker, J. C., Benjamin Minge Duggar, 1872-1596. Phytopathology 47:

379-380. 1957.

348. Thaung, M. M., and J. C. Walker. Studies on bacterial blight of lima bean.

Phytopathology 47: 413-417. 1957.

349. Darling, H. N., J. C. Walker, G. Thorne, et al, Soil fumigation beats potato rot

nematode. Wis. Agr, Expt. Sta. Bul. 527: 66. 1957.

350. Bagnall, R. H., R. H. Larson, and J. C. Walker. Potato interveinal mosaic

involves virus S, M. X. Wis. Agr. Expt. Sta. Bul. 527: 68. 1957.

351. Walker, J. C., and L. V. Edgington. Studies of internal tipburn of cabbage.

Phytopathology 47: 537. 1957.

352. Echandi, E., S. D. Van Gundy, and J. C. Walker, Pectolytic enzymes secreted by

soft-rot bacteria. Phytopathology 47: 549-552. 1957.

353. Edgington, L. V., and J. C. Walker. Influence of soil and air temperature on

Verticillium wilt of tomato. Phytopathology 47: 594-598. 1957.

354. Van Gundy, S. D., and J. C. Walker. Relation of temperature and host nutrition

to angular leaf spot of cucumber. Phytopathology 147: 615-619. 1957.

355. Robinson, Dean, R. H. Larson, and J. C. Walker. Verticillium wilt of potato.

Wis. Agr. Expt. Sta. Res. Bul. 202. 1957.

356. Robinson, D. B., R. H. Larson, and J. C. Walker. Verticillium wilt of potato.

Amer. Potato Jour. 35: 444-445. 1958.

357. Walker, J. C., and A. J. Hiker. 1958. Lewis Ralph Jones. December 5,

1864-April 1, 1945. Nat. Acad. 3rd U. S. Biog. Memoirs 31: 156-179. 1958.

358. Busch, L. V., and J. C. Walker. 1958. Studies of cucumber anthracnose.

Phytopathology 48: 302-304.

359. Edgington, L. V., and J. C. Walker. Influence of  calcium and boron

nutrition on development of Fusarium wilt of tomato. Phytopathology 48:

324-326. 1958.

360. Rohringer, R., M. A. Stahmann, and J. C. Walker. Effect of Fusarium oxysporum

f. lycopersici and its metabolites on leaf constituents of  susceptible and

resistant tomatoes. Jour. Agr. and Food Chem. 6: 838-843. 1958.

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Wolf Prize in Agriculture

361. Walker, J. C. Two new pickling varieties resistant to scab and mosaic. Plant

Dis. Reptr. 42: 1337-1338. 1958.

362. Walker, J. C. Benjamin Minge Duggar. Nat. Acad. Sci. U. S. Biog, Memoirs 32:

113-131. 1958.

363. Walker, J. C., R. H. Larson, and A. L. Taylor. Diseases of cabbage and related

plants. U. S. Dept. Agr. Handbook 144. 1958.

364. Tomlinson, J. A., R. J. Shepherd, and J. C. Wa1ker. Purification and serology

of cucumber mosaic virus. Nature 182: 1616. 1958.

365. Walker, J. C. Investigation of virus diseases of Brassica crops, by L. Broadbent,

Cambridge Univ. Press, New York, 94 p. 1957. A review. Quarterly Rev. of

Biology 33: 280. 1958.

366. Walker, J. C. Plant Pathology 2nd Edit. Review by Hassebrauk in Angewandte

Botanik No. 31. 1957.

367. Walker, J. C. Plant Pathology 2nd Edit. Review by S. D. Garrett in The New

Phytologist Vol 57, No. 1, March, 1958.

368. Srivastava, D. N., E. Echandi, and J. C. Walker. Pectolytic and cellulytic enzymes

produced by Rhizopus stolonifer. Phytopathology 49: 145-148. 1959.

369. Walker, J. C. Enfermedades de las hortizalizas. Translation by Antonia Arnal

Verderol. Salvat Editores, Barcelona. 624 pp. 1959.

370. Tomlinson, J., R. J. Shepherd, and J. C. Walker. Purification, properties, and

serology of cucumber mosaic virus. Phytopathology 49: 293-299. 1959.

371. Srivastava, D. N., and J. C. Walker. Mechanisms of infection of sweet potato

roots by Rhizopus stolonifer. Phytopathology 49: 400-406. 1959.

372. Walker, J. C. Disease resistance in crucifers. Proc. IXth Int. Botanical Congress

(Montreal) Vol. II, p. 420. 1959.

373. Walker, J. C. Progress and problems in controlling plant diseases by host

resistance. Plant Pathology. Problems and Progress 1908-1958: 32-41. Univ.

of Wis. Press, 1959. 1959.

374. Walker, J. C. Disease resistance. Sigma Xi lecture, Univ. of Nebraska, Nov. 18,

1959.

375. Walker, J. C., and R. H. Larson. 1959. Badger shipper cabbage resists clubroot

and yellows. Wis. Agr. Expt. Sta. Bul. 538: 100.

376. Heitefuss, R., D. J. Buchanan-Davidson, M. A. Stahmann, and J. C. Walker.

Electrophoretic and immunochemical studies of proteins in cabbage infected

with Fusarium oxysporuza f. conglutinans. Phytopathology 50: 198-205. 1960.

377. Nayudu, M. V., and J. C. Walker, 1960. Bacterial spot of tomato as influenced

by temperature and by age and nutrition of the host. Phytopathology 50:

360-364.

378. Heitefuss, R., M. A. Stahmann, and J. C. Walker. Production of pectolytic

enzymes and fusaric acid by Fusarium oxysporum f. conglutinans in relation

to cabbage yellows. Phytopathology 50: 367-370. 1960.

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