836 



AGRICULTURAL INDEX 



Photographs and photography _ 



Focusing the camera. Wallaces' F 4o:lS4. Jl 

 30 '20 



Moonlight photographs. W: S. Davis. Country 

 Life 37:42-3 Ja '20 



Old family album. T. P. Morgan, il Country 

 Gent 84:24 Je 7 '19 



Photo fundamentals. R. C. Ashby. il Swine 

 World 8:5-7 P 20 '20 



Typewriter and kodak as implements for ad- 

 vertising the farm. H. L. Foshee. Prog F 

 34:176 F 1 '19 ^ .^ „ 



Usins the camera on the farm. E. A. Falk. 

 il Wallaces' F 45:1610, 1658 Je 18-25 '20 



Visible records of heredity. D: Fairchild. J 

 Heredity 12:174-6 Ap '21 



See also Animals — Photographs and pho- 

 tography; Insects — Photographs and pho- 

 tography; Nature photography; Plants- 

 Photographs and photography 



photography, Aerial 



Aerial photography and national forest 

 mapping. R. Thelen. il J For 17:515-22 My 

 •19 

 Photographing forests from the air. il Am 

 For 25:1206-7 ,T1 '19 

 Photography of animals. See Animals — Photo- 

 graphs and photography 

 Photomicrography 

 Standardized microphotocraphv. A. Petrun- 

 kevitch. Am Nat 55:178-80 Mr '21 



See also Plant cells and tissues — Photomi- 

 crographs 

 Photosynthesis 

 Apparatus for the study of photosynthesis 

 and respiration. W. J. V. Osterhout. il 

 Bot Gaz 68:60-2 Jl '19 

 Conditions affecting flower development. W: 



Crocker. Bot Gaz 67:445-6 My '19 

 Nature's factories for sugar and starch. Sci 

 Am Sup (233 Broadway, N.T. lOc) 87:223 

 Ap 5 '19 

 Quantitative determination of photosynthetic 

 activitv in plants. F. L. Long CPhysiol. Re- 

 searches, 2.no. 6:277-300 '19). Exp Sta Rec- 

 ord 44,no 6:517-18 '21 

 Simple method of demonstrating the produc- 

 tion of aldehyde by chlorophyll and by ani- 

 line dves in the presence of sunlight. "W. J. 

 V. Osterhout. bibliog Am J Bot 5:511-13 D 

 'IS 

 Temperature — coefficient of photosynthesis: a 

 reply to criticism. A. M. Smith, bibliog Ann 

 Bot "33:517-36 O '19 

 Phototropism 

 Effect of unilateral monochromatic light and 

 group orientation on the polarity of germin- 

 ating fucus spores. A. M. Hurd. bibliog il 

 Bot Gaz 70:25-50 Jl '20 

 Possible effect of seasonal and laboratory con- 

 ditions on the behavior of the copepod acar- 

 tia tonsa, and the bearing of this on the 

 ciuestion of diurnal migration. C. O. Ester- 

 ly. bibliog Ecol 1:33-40 Ja '20 

 Phryganidia californica. See Oak worms 

 Phyllachora 

 Some phyllachoras from Porto Rico. F. L. 

 Stevens and N. Dalby. il Bot Gaz 68:54-9 

 .71 '19 

 Phyllachorella 



Phvllachorella parasitic on sargassum. C 

 Ferdinandsen and O. Winge. il Mvcol 12: 

 102-3 Mr '20 

 Phyllocactus 

 Indoor plants: phyllocactus. J: Heal. Gard 

 Chron (Lond) 69:283 Je 11 '21 

 Phylloglossum. See Lycopodium 

 Phyllophaga. See June bugs; White grubs 

 Phyllostlcta 

 Index to American species of phyllostlcta. P. 



J. Anderson. Mycol 11:66-79 Mr '19 

 Phyllostlcta leaf spot and damping off of 

 snapdragons. E. F. Guba and P. J. An- 

 derson, il Phyt 9:315-25 Ag '19 

 Phyllotaxis 

 Phyllotaxy of Phoenix canariensis. C. B. 

 Bradley, il Torreya 21:37-44 My '21 



Phylloxera 



Grape phylloxera in California. W. M. Da- 

 vidson and R. L. Nougaret. bibliog il map 

 U S Ag B 903:1-128 '21 



Not available for free distribution 



Hot water disinfection for phylloxera. F. 

 Flossfeder and L. O. Bonnet. Pacific Rural 

 Press 99:384 Mr 6 '20 



Measures for the control of phylloxera in 

 Italy. Int R Sci & Prac Ag lO.no 7:1028-9 

 Jl '19 



Phylloxera in Italy and the best grafting 

 stock. M. Signorini. Int R Sci & Prac Ag 

 11, no 6:752-3 Je '20 



Planning and planting a vineyard; phyllox- 

 era. 1-. K. Howard, il Cal Cultivator 56:163 

 F 5 '21 



Protection of vineyards from phylloxera. F: 

 T. Bioletti. Cal Ag Exp C 226 4p '20 



20 years of reconstitution. F. de Castelia. J 

 Dept Ag Victoria 18:481-92 Ag '20 



Laws and regulations 



D6cret-loi portant des mesures centre le 

 phylloxera en Italic. Int Yearbook Ag Leg 

 1919:608-9 '20 



Law of August 14, 1919, amending the Al- 

 gerian legislation relating to the control of 

 phylloxera. Int R Sci & Prac Ag 10, no 10: 

 2273-5 O '19 

 Phylogeny (botany) 



Embryo development and polyembrj-ony in 

 relation to the phylogeny of conifers. J: T. 

 Buchholz. bibliog il Am J Bot 7:125-45 Ap 

 '20 



Evolution of zoocecidia; with discussion. B. 

 W. Wells, bibliog il Bot Gaz 71:358-77 My 

 '21 



Living cycads and the phylogeny of seed 

 plants. C: J. Chamberlain, il Am J Bot 7: 

 146-53 Ap '20 



Relation between the number of chromosomes 

 and phylogeny in different species of wheat. 

 T. Sazamura. Int R Sci & Prac Ag 10,no 2: 

 163-4 F '19 



Relation between the number of chromosomes 

 in different species of oats and their phy- 

 logany; investigations in Japan. Hitoshi Ki- 

 hara. Int R Sci & Prac Ag 10.no 7:StiO-2 

 Jl 'i;i 

 Phylogeny (zoology) 



Phylogeny of the arthropoda with especial 

 reference to the trilobites. P. E. Raymond. 

 Am Nat 54:398-413 S '20 

 Physical education 



Building up our national physique. Rural 

 :\Ianhood 10:219-20 My '19 



Message of Max. W. B. HoUiday. Rural Man- 

 hood 10:14-15 Ja '19 



National physical education. J. B. Payne. 

 Breeder's Gaz 77:633 Mr 4 '20 



Physical education. A. Capper. Cal Cultiva- 

 tor 54:650 Ap 17 '20 



Physical education for rural schools. J. 

 Pavne. il Dairy F 17:872 S 15 '19; Same 

 corid. Dakota F 39:1420 S 15 '19 



Physical education in rural schools. J. B. 

 Payne. Dakota F 39:1063a Jl 1 '19 

 Physical examinations 



Phvsital census in England and its lesson. J 

 Heredity 11:190 Ap '20 

 Physical geography 



Phvtogeography of the eastern mountain- 

 front in Colorado. A. G. Vestal, bibliog il 

 map Bot Gaz 68:153-93 S '19 



Physicians 

 Community without a physician. Ag J of 



British Columbia 5:123 Je '20 

 Doc Trudgeon and the next war. T. P. Mor- 

 gan, il Country Gent 84:16 Jl 12 '19 

 Physiognomy . 



Portraits of early Americans show inter- 

 mediate type in the evolution of the Nor- 

 dic face. F: A. Woods. J Heredity 10:212-22 

 My '19 

 Physiological botany. See Botany— Physiology 

 Physiological chemistry 



See also Digestion; Enzymes; Nutrition; 

 Proteins 



