AGRICULTURAL TXDEX 



917 



Pumping machinery — Coiitiiiiied 

 Selection and installation ot a pumping plant 

 lor irrigation. J. B. Marcellus. il plans 

 Kan Ag Bd Rep 1918:111-24 '19 



Pumpkins 



New uses for the pumpkin. P. D. Partridge 

 and H. M. Conklin. Ladies' Home J (In- 

 dependence sq., Philadelphia 15c) 36:140 N 

 '19 



Pumpkins as a winter vegetable. E. Smith. J 

 Ag (Quebec) 23:75 O '19 



Raising pumpkins on milk. T. H. Townsend. 

 Rural N Y 79:1181 Jl 10 '20 



Squashes and pumpkins. N Y Farms & 

 Markets Dept Ag B 110:289-91 Ag 'IS 



See also Feeding and feeding stuffs 

 — Pumpkins 



Seed 



Passing of the pumpkin seed. I. J. Matthews. 



Ohio F 147:410 Mr 19 '21 

 Pumps 

 Automatic measuring pumps and their con- 

 dition in Ohio. J: M. Mote. Ohio Ag Dept 



B V 14:3-6 Ja '21 

 Care and repair of pumps, il Power F 30: 



22-3+ My '21 

 Direct-connected pumps economical. Pacific 



Rural Press 99:168 Ja 31 '20 

 Direct-connected vertical centrifugal pump 



economy. Pacific Rural Press 99:92 Ja 17 



•20 

 Engine and pump combined. R. U. Blas- 



ingame. Nat Stock & F 42:1153 F 22 '19 

 How to get efficiency out of farm pumps. 



C. C. Hermann, il Power F 28:11-12 Mr '19 

 Points in pump selection. B. N. Everett. Am 



Fert 50:70+ Mr 15 '19 

 Putting the spring in harness. F. L. Clark. 



il Am Thresherman 22:25 Ag '19 

 Self-priming pump. Nor'-West F 40:11 Ja 5 



•21 

 Trouble with pump. Rural N Y" 80:180 F 5 



'21 

 Two-well pump. H. C. Ramsower. Nat Stock 



& F 43:176 My 10 '19 

 Vibration of pump-house connection. Rural 



N Y 80:711 My 14 '21 

 What kind of a pump outfit? Pacific Rural 



Press 101:384 Mr 5 '21 

 Pumps, Centrifugal 

 Centrifugal pump. C. H. Nielsen. Sugar 23: 



100-1 F '21 

 Pumps change plains to farms. W. D. Horn- 



aday. il Am Thresherman 24:10 S '21 

 Punjab 



Agriculture, Department of 

 Report for the year ending 30th June 1917. 



Punjab Ag Dept Rep 1917:various paging 



(Is 6d) 



Forest department 

 Progress report for the year 1917-18. p 1-13, 



i-li map 2s 4d '18 Punjab Forest dept., 



Lahore, India 

 Punjab agricultural college 



Report of the principal for the period from 



1911-12 to 1916-17. (In Rep., 1917, p. i-iv) Is 



6d Punjab Ag Dept 

 Purchasing 

 Marketing and purchasing demonstrations in 



the South. B. Knapp. U S Ag Yearbook 



1919:205-22; Same. Separate 808 

 Purdue university 



Some impressions of Purdue. J: Ashton. 



Breeder's Gaz 77:1612 Je 10 '20 



Agricultural experiment station 



See Indiana agricultural experiment sta- 

 tion 



Agricultural extension, Department of 



7th annual report for the year ending June 

 30, 1918. Purdue Ag Ext Rep 1918:1-78 '18 



8th annual report for the year ending June 

 30, 1919. Purdue Ag Ext Rep 1919:1-79 



College of agriculture 



Agiicultural education. J. R. Stubbs. 11 

 Purdue Ag 14:14-15 O '19 



Purdue and its influence. T. R. Johnson. Pur- 

 due Ag 14:5-6 O '19 



Purple-backed webworms. See European horse- 



ladish Webworms 

 Purple bells 

 Indoor plants; i-hodochiton volubile. Gard 

 Chron (Lond) 69:128 Mr 12 '21 

 Purple rock-cress 

 Alpine garden. P. S. Hayward. Gard Chron 



(Lond) 65:162 Ap 5 '19 

 Arabis — aubrietia. R: Rothe. 11 Gard Chron 

 Am 25:727 O '21 

 Purple sheath spot. See Corn — Diseases and 

 pe.st.s 



Purple sun-birds 

 Some conuiion Indian birds; the purple sim- 

 bird or honey-sucker. T. B. Fletcher and 

 C. M. Inglis. il Ag J of India 16:121-6 Mr 

 '21 



Purple vetch. See Vetch 

 Purpura 

 Case of purpura hemorrhagic with special 

 reference to the use of epinephrin. S. D. 

 Brimhall and J : G. Hardenbergh. Am Vet 

 M Assn J 5U:762-G S '21 

 Horse typhus: morbus maculosus (purpura 

 hemorrhagica). B. F. Senseman. Am S'^et 

 M A.ssn J 55:385-90 Jl '19 

 Putnam, William H. 



.'^kelch. por Am Thresherman 21:23 Ap '19 

 Puyallup and Sumner fruit growers' association 

 Valley of more than plenty. C. Thomas, il 

 Am Coop J 16:6-7 Jl '21 

 Pyinma. See Jarool 



Pyosalpingitis 



Pyosalpingitis and the surgical treatment 



thereof. G. E. Jorgenson. Am Vet M Assn 



J 60:93-6 O '21 

 Pyracanthas 



New variety of pyracantha Gibbsii. A. B. 



Jackson, il Gard Chron (Lond) 65:266 My 



31 '19 



Pyrausta ainsliel. See Smartweed borers 

 Pyrausta nubilalis. See European corn borers 

 Pyrausta penitalis. See Lotus borers 

 Pyrenomycetes 

 List of the pyrenomycetes of Porto Rico 

 collected by H. H. Whetzel and E. W. 

 Olive. C. E. Chardon. Mvcol 12:316-21 

 N '20 

 Pyrethrum 

 Production of pyrethrum Howers in Japan. 

 Sci Am Sup (233 Broadway, N.Y. 10c) 88: 

 305 N 22 '19 

 Study of the effect of storage, heat, and mois- 

 ture on pyrethrum. W. S. Abbott. U S Ag 

 B 771:1-6 '19 

 Pyrite 

 Determination of sulphur in pyrite by reduc- 

 tion of iron with hydrogen In presence cf 

 colloidal platinum. G. F. Lipscomb and H. 

 Stanford. Am Fert 53:65-7 Ag 14 '20 

 Pyrite in California. Am Fert 51:76 D 20 '19 

 Sulphur and pyrites in 1917. P. S. Smith. (In 

 Am. fertilizer hdbk., 1919, p. 76-85) $1.50 

 '19 Ware bros. co., 1010 Arch st, Philadel- 

 phia 



Statistics 



Canadian sulphuric acid and pvrltes. (In Am. 



fertilizer hdbk., 1919. p. 86-7) $1.50 '19 



Ware bros. co., 1010 Arch st, Philadelphia 

 Pyrites. (In Am. fertilizer hdbk., 1919, p. 



32-3) $1.50 '19 Ware bros. co., 1010 Arch 



st, Philadelphia 

 Sulphur and pyrites In 1918. P. S. Smith. 



Am Fert 52:66-70+ Ja 17 '20 

 Pythiacystis 

 Lemon brown-rot and its control. A. H. 



Cockayne and G. H. Cunningham. J Ag 



New Zealand 22:271-4 My '21 

 New citrus disease (pythiacystis cltrioph- 



thora.). C. F. Cole. J Dept Ag Victoria 19: 



363-6 Je '21 

 Pythiacystis and phytophthora. H. S. Faw- 



cett. bibliog Phyt 10:397-9 Ag '20 

 Pythiacystis brown rot affecting deciduous 



trees. T. F. Hunt. Cal Ag Dept B v 10:143-5 



Ap '21 



