868 



AGRICULTURAL INDEX 



Potatoes — Diseases and pests — Continued 

 L.'arrachage preniatui-e des pommes de terre. 

 S. Mottet. J Ag Pratique 34:269-70 S 30 

 •20 

 Ash-gray beetles on potatoes. Potato M 3:21 



Mr '21 

 Big three in potato spraying: time, manner, 

 material. E. L. Nixon, il Potato M 2:10-11 

 My '20 

 Blackheart and the aeration of potatoes in 

 storage. F. C. Stewart and A. J. Mix. il 

 N Y State Ag Exp B 436:321-62 '17; Sum- 

 marized by P. H. Hall (Poor ventilation in- 

 jures stored potatoes). B 436 Popular ed 

 5p: Same. N Y State Ag Exp Rep 1917:277- 

 318, 675-9 '18: Abstract. Int R Sci & Prac 

 Ag lO.no 3:352-3 Mr '19 

 Control of important potato diseases and in- 

 sect pests. G: H. Dungan and J: Pieper. 

 il 111 Ag Ext C 31:1-7 '19 

 Control of potato diseases. Cal Cultivator 56: 



648 My 14 '21 

 Control of potato di.?eases. Farmer's Advocate 



.■.5:255 F 12 '20 

 Control potato diseases. L. R. Jones and 

 R. E. Vaughan. il Wis Ag Ext C 52:1-24 

 '20 (rev.) 

 Co-operative potato spraying in 1917. G. P. 

 Clinton and I>. F. Hai-vey. Conn State Ag 

 Exp B 214:411-20 '19 

 Cooperative potato spraying project: prog- 

 ress report for 1918. 1919 and 1920. G. R. 

 Bi.sby. il Phyt 11:178-93 Ap '21 

 Cracks in potato tubers not always due to 

 rough handling. W. J. Morse, il Potato M 

 3:5 Jl '20 

 Degeneration in potatoes. O. B. Whipplf. il 



Mont Ag Exp B 130:1-29 '19 



La d6g§n6rescence de la pomme de terre. E. 



Foex. J Ag Pratique 33:275-9, 326-9, 344-6, 



365-7 Ap 15, 29-My 13 '20 



La d^g^nferescence de la pomme de terre. J. 



Gaget. Acad Ae France Coinpt Rend 7:380- 



2 Ap 20 '21: Discussion. 7:432-4 My 11 '21 



Diseases of the potato. B. T. Dickson, il Sci 



Ag 2:55-7, 93-6 O-N '21 

 Does Bordeaux mixture repel the potato 

 leafhopper? C: L. Fluke, jr. J Econ Entom 

 12:256-7 .Te '19 

 Eelworm and potatoes. W. V. Shear, il Cal 



Ag Dept B V 9:69-71 Mr '20 

 Efficiency factors in potato spraying. W. 

 H. Rankin. (In Rep., Quebec Soc. for the 

 protection of plants, 1919, p. 49-55) bibliog 

 "19 Quebec Ag Dept 

 Experiences in successful potato spraying. D. 

 D. Wa'-d. il Rural X Y 80:777, 802, 826 Je 

 4-18 '21 

 Fighting potato diseases. J. S. Gates, il 



Country Gent 85:8+ Jl 3 '20 

 Freezing injury to potatoes when under- 

 cooled. R. C. Wright and G: F. Taylor, bib- 

 liog il U S Ag B 916:1-15 '21 

 Frost injury of potatoes. H. G. MacMillan. 



il Phyt 10:423-4 S '20 

 Frost necrosis of potato tubers. L. R. Jones 

 and others, bibliog il Wis Ag Exp Research 

 B 46:1-46 '19: Abstract. Ag Gaz of Canada 

 7:715 Ag '20 

 Give seed potatoes every chance. G. R. Bis- 



by. il Potato M 2:7+ Ap '20 

 Hints on seed-potato selection. B. T. Dick- 

 son, il J Ag (Quebec) 24:53 S "20 

 How certified seed potatoes will benefit the 

 California potato industry. W. V. Shear, 

 il Cal Ag Dept B v 9:37.5-81 S '20 

 How T conducted mv own experiments. H. B. 



Mitchell, il Penn State F 13:45+ N "19 

 How to control potato enemies, il ;Maine Ag 



Exp Doc 535:1-16 '18 

 How to increase the potato crop by spraving. 

 ■t^. H. Chittendpn and W. A. Ortbn. il maps 

 Farmers' B 868:1-22 '20 (rev.) 

 How to t^ll potato diseases. J Ag (Quebec) 



23:3 Jl '19 

 How to treat seed potatoes. G. H. Coons, il 



Potato M 2:8-9-+- Mr '20 

 Important Irish potato diseases and how to 

 control them. C. D. Sherbakoff. il Fla Ag 

 Ext C 11:1-4 '19 

 Insect enemies make home gardener fight 

 con.stantly. Potato M 4:10 Jl '21 



Insect enemies of the potato and their con- 

 trol. G: E. Sanders. Ag Gaz of Canada 

 8:308-11 My '21 

 Insect problems. T. J. Headlee. N J Ag Dept 



B 24:315-19 '20 

 Insects attacking the potato crop in Connecti- 

 cut. W. E. Britton. il Conn State Ag Exp 

 B 208:103-19 '18; Same. Conn State Ag Exp 

 Rep 1918:103-19 '19 

 Interstate quarantine on potatoes. M. L. 



Dean. Cal Ag Dept B v 8:485-92 Ag '19 

 Investigations on potato diseases during the 

 season of 1917 and 1918. G: H. Pethybridge. 

 J Dept Ag Ireland 18, no 4:410-16 '18; 19,no 

 3:271-92 '19; Abstract. Exp Sta Record 41: 

 748-9 D '19 

 Late spray pays. P. S. Rose, il Country Gent 



86:5+ Jl 16 '21 

 Leafroll, net-necrosis, and spindling-sprout 

 of the Irish potato. E. S. Schultz and D. 

 Folsom. bibliog il J Ag Research 21:47-80 

 Ap 1 '21 

 Less disease and more potatoes. L. M. Mont- 

 gomery, il Ohio F 143:417 Mr 15 '19 

 Less disease, more potatoes. Farmer's Advo- 

 cate 55:1249 Jl 8 '20 

 Lime-sulphur vs. Bordeaux mixture as a 

 spray for potatoes. M. T. Munn. il N Y 

 State Ag Exp B 421:311-17 '16; Same. N Y 

 State Ag Exp Rep 1916:206-12 '17 

 Long Island potato disease conference. C. R. 



Orton. Phyt 9:536-7 N. '19 

 Meeting of plant pathologists on Long Island 

 to discuss potato diseases. M. F. Bar- 

 ms. Science (Science Press, Garrison, N.Y. ■ 

 15c) n s 49:542-3 Je 6 '19 

 ^Michigan potato diseases. G. H. Coons, il 

 Mich Ag Exp Spec B 85:1-49 '18; Same. 

 Mich Ag Bd Rep 1918:536-80 '19 

 More and better potatoes. F. C. Gaylord and 

 C. T. Gregory, il Purdue Ag Ext B 89:1-20 

 '20 

 Notes on potato diseases. G. R. Bisbv. il 



Minn Hort 48:170-1 Je '20 

 Notes on potato-diseases. J. W. Eastham. Ag 



J of British Columbia 5:210 S '20 

 Notes on the ring disease of potato. H. H. 

 Mann and S. D. Nagpurkar. Ag J of India 

 Sci Congress No 1919:388-94 

 Observations on some degenerate strains of 

 potatoes. F. C. Stewart, il N Y State Ag 

 Exp B 422:319-57 '16; Summarized by F. H. 

 Hall (Some disappointing seed potatoes). 

 B. 422 Popular ed 8p; Same. N Y State Ag 

 Exp Rep 1916:97-135, 778-81 '17 

 On the amount of copper required for the 

 control of phytophthora infestans on pota- 

 toes. O. Butler, il Phyt 10:298-304 My '20 

 Ormskirk potato trials. Gard Chron (Lond) 



68:98 Ag 21 '20 

 Other half of potato production. E. L. Nixon. 



il maps Potato M 3:6-7 Ap '21 

 Pathogenicity of corticum vagum on the po- 

 tato as affected by soil temperature. B. L. 

 Richards, bibliog il J Ag Research 21:459- 

 82 Jl 1 '21 

 Physiological study of the parasitism of pyth- 

 ium debarvanum Hesse on the potato 

 tuber. L. A. Hawkins and R. B. Harvey, 

 bibliog il J Ag Research 18:275-98 D 1 '19 

 Potato-disease control. F. P. Weaver. Nat 



Stock & F 45:4 Ap 2 '21 

 Potato disease investigation. J. E. Howitt. 



Ag Gaz of Canada 6:247-9 Mr '19 

 Potato disease problem. C. R. Orton. il Pota- 

 to M 2:10-14 Ja '20 

 Potato-disea.ses. il B C Ag Dept C 50:1-8 '18 

 Potato diseases. J. W. Eastham. Ag Gaz of 



Canada 6:346-8 Ap '19 

 Potato diseases. A. Frank, il Western Wash 



Ag Exp B v 8:160-3 Ja '21 

 Potato diseases in Hawaii and their control. 

 C. W. Carpenter, il Hawaii Ag Exp B 45: 

 1-42 '20 

 Potato diseases in Minnesota. G. R. Bi.sby 

 and A. G. Tolaas. bibliog il Minn Ag Exp 

 B 190:1-44 '20 

 Potato diseases in New Jersey. M. T. Cook. 



il N J Ag Exp C 105:1-38 '19 

 Potato diseases in New Jersey. M. T. Cook 

 and W. H. Martin, il N J Ag Exp C 122:1- 

 39 '21 

 Potato growers attack imiversal enemy. K. E. 

 Hodges. Pacific Rural Press 99:196 F 7 '20 



