552 



AGRICULTURAL INDEX 



Growth (plants) — Continued 



Influence of the physiological condition of 

 the seed upon the course of subsequent 

 growth and upon the yield; the effects of 

 soaking seeds in water. F. Kidd and C. 

 West. Int R Sci & Prac Ag 9,no 12:1418 D 

 •18 



Influence of the physiological condition of the 

 seed upon the subsequent plant growth. 

 Ag News 19:13 Ja 10 '20 



Influence of varying amounts of sulfur in the 

 soil, on crop yields, hydrogen-ion concen- 

 tration, lime requirement and nitrate for- 

 mation. J. G. Lipman and others, bibliog 

 Soil Sci 12:197-207 S '21 



Light and growth. W: Crocker. Bot Gaz 

 70:243-6 S '20 



Nature's diary; study of tree growth. A. R. 

 Klugh. Farmer's Advocate 55:78 Ja 15 '20 



New high temperature record for growth. D. 

 T. MacDougal. Science (Science Press, Gar- 

 rison, N.Y. 15c) n s 53:370-2 Ap 15 '21 



Note on the technique of solution culture ex- 

 periments with plants. D. R. Hoagland. 

 Science (Science Press, Garrison, N.Y. 15c) 

 n s 49:360-2 Ap 11 '19 



Occurrence and nature of the plant growth- 

 promoting substances in various organic 

 manurial composts. F. A. Mockeridge (Bio- 

 chem. J., 14,nos. 3-4:432-50 '20). Exp Sta 

 Record 43,no 9:815-16 '21 



Off-year apple bearing and apple spur growth. 

 R. H. Roberts, il Wis Ag Exp B 317:1-34 

 ■20; Abstract. Exp Sta Record 44:41-2 Ja 

 •21 



On the existence of a growth-inhibiting sub- 

 stance in the Chinese lemon. H. S. Reed 

 and F. F. Halma. il Cal Univ Pub Ag Sci 

 V 4,no 3 99-112P '19 (25c) 



Osmotic pressures in the potato plant at 

 various stages of growth. B. F. Lutman. 

 bibliog il Am J Bot 6:181-202 My '19 



Plant growth and reproduction. V. H. Black- 

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

 87:38 Ja 18 '19; Same. Ag J of India 14: 

 648-51 Jl '19 



Power of growth. H. B. Zimmerman. 11 Coun- 

 try Life 36:80 S '19 



Principles of tree growth. F. C. Bradford. 11 

 Am Fruit Grower 40:14 Mr '20; Same cond. 

 Gard Chron Am 25:673 Ag '21 



Rainfall and crop growth. Ag News 19:389 

 D 11 '20 



Rate of absorption of soil constituents at 

 successive stages of plant growth. J: S. 

 Burd. bibliog J Ag Research 18:51-72 O 

 15 '19; Abstract. Exp Sta Record 42:23-4 

 Ja '20; Abstract. Ag Gaz of Canada 7: 

 704-5 Ag '20 



Rate of culm formation in bromus inermis. 

 L. R. Waldron. J Ag Research 21:803-16 S 

 1 '21 



Rate of growth of conifers in the British 

 Isles. Reviews. Gard Chron (Lond) 69:121 

 Mr 12 '21; J For 19:684-92 O '21 



Recent discoveries in plant growth. G: H. 

 Dacy. 11 Dairy F 18:669 Ag 1 '20 



Relation between height growth of larch seed- 

 lings and weather conditions. D. R. Brew- 

 ster. J For 16:861-70 D '18 



Relation between spring precipitation and 

 height growth of western yellow-pine sap- 

 lings in Arizona. G. A. Pearson. J For 16: 

 677-89 O '18 



Relation of aeration to growth and activity 

 of roots and its influence on the ecesis of 

 plants in swamps. H. F. Bergman, bib- 

 liog Ann Bot 34:13-33 Ja '20 



Relation of carbohydrates and nitrogen to the 

 behavior of apple spurs. E. M. Harvey and 

 A. E. Murneek. bibliog il Ore Ag Exp B 176: 

 1-47 '21 



Relation of potassium to growth in plants. 

 T. O. Smith and O. Butler. Ann Bot 35:189- 

 225 Ap '21; Abstracts. Gard Chron (Lond) 

 69:229 My 14 '21; Tropical Ag 57:52-3 Jl '21 



Response of citrus seedlings in water cul- 

 tures to salts and organic extracts. J. F. 

 Breazeale. 11 J Ag Research 18:267-74 D 

 1 '19; Abstract. Exp Sta Record 42:443 

 Ap '20 



Resting period of plants. Gard Chron Am 24: 

 406 Ja '20 



Simple method for growing plants. J. M. 



Brannon. il Am J Bot 8:176-8 Mr '21 

 Site determination and yield forecasts in 



the southern Appalachians. E. H. Froth- 



ingham. J For 19:1-14 Ja '21 

 Slow and rapid growth. H. S. Reed. Am J 



Bot 7:327-32 O '20 

 Some effects of organic growth-promoting 



substances (auximones). W. B. Bottomley; 



F. A. Mockeridge. Int R Sci & Prac Ag 9, 

 no 6:675-7 Je '18 



Stimulation of root growth in cuttings by 

 treatment with chemical compovinds. O. F. 

 Curtis, bibliog il Cornell Ag Exp Memoir 

 14:75-138 '18; Same. Cornell Ag Exp Rep 

 1919, V 1:75-138 '20 



Studies in the energy relations of plants. F. 



G. Gregory, bibliog Ann Bot 35:93-123 Ja 

 •21 



Studies on heredity and environment. N J 



Ag Exp Rep 1917:372-404 '18 

 Study of some factors in the chemical stimu- 

 lation of the growth of aspergillus niger. 



R. A. Steinberg, bibliog Am J Bot 6:330-56, 



357-72 O-N •ig 

 Ultra-violet light and plant growth. Gard 



Chron (Lond) 66:283 D 6 '19 

 Variability of plants grown in water cul- 

 tures. A. R. Davis, bibliog Soil Sci 11:1-32 



Ja '21 

 When trees grow. J. S. Illick. 11 Am For 25: 



1386-90 O •ig 

 Winter cold and summer growth. Gard Chron 



(Lond) 69:73 F 12 ^21 

 See also Auxanometer; Forcing (plants); 



Geotropism; Regeneration (botany) 

 Grubs, White. See White grubs 

 Grudge, The; story. A. P. Terhune. il Country 



Gent 86:10-ll-f Ap 23 '21 

 Grundy county sweet clover. See Clover, Sweet 



— Varieties 

 Guam agricultural experiment station 

 Report, 1917. il Guam Ag Exp Rep 1917:1-62 



•18 

 Report, 1918. 11 Guam Ag Exp Rep 1918:1-61 



•19 

 Report, 1919. 11 Guam Ag Exp Rep 1919:1-52 



•21 

 Guano 

 Bat guano and Its fertilizing value. W: A. Al- 



brecht. bibliog il Mo Ag Exp B 180:1-15 '21 

 New company for administration of guano in 



Peru. Am Fert 50:102 Mr 29 ^19 



Statistics 

 Guano. (In Am. fertilizer hdbk., 1919, p. 28) 

 $1.50 •ig Ware bros. co., 1010 Arch st, 

 Philadelphia 

 Guard cells. See Plant cells and tissues 



Guavas 



Guavas in California. E. Braunton. 11 Cal 

 Cultivator 54:282 P 21 '20 

 Guayacan. See Lignum-vitae 



Guelph winter fair 



Guelph winter fair. J Ag (Quebec) 22:115 Ja 



'19 ^ 



Sheep at the Guelph winter fair. Am Sheep B 



& W 38:810 D '18 

 36th annual Ontario provincial fair, Guelph. 

 Breeder^s Gaz 77:19 Ja 1 ^20 



Guernsey, Island of 

 Country and cattle of Guernsey. E. T. 



Leavitt. Breeder's Gaz 79:1032 Je 9 ^21 

 My visit to Jersey and Guernsey. E. Weav- 

 er, il Dairy F 18:816 O 1 '20 

 Guernseys 

 Bell-founder Guernseys, il Field II 31:359 My 



•21 

 Black nose.'! in Guernseys. Live Stock J 93: 



112 F 4 ^21 

 Breeds of livestock — dairy cattle; Guernseys: 



description and characteristics, il Prog P 



35:144 Ja 17 ^20 

 California Guernsey sells for $20,000; Itchen 



Daisy's May King of Langwater 17349. Cal 



Cultivator 54:20 Ja 3 '20 

 Comparison of Guernsey sires. Hoard's D 



57:856 My 16 '19 

 Co-operative cattle sale. P. D. Southworth. 



Hoard's D 58:308 S 12 '19 



