AGRICULTURAL INDEX 



563 



Laboratories — Continued 



Merchandise control laboratories. E. Hendrick. 

 J Industrial & Eng Chemistry (Am. Chem- 

 ical See, Easton, Pa. 60c) 9:1133-7 D '17 



See «/so Cookery laboratories; Dairy lab- 

 oratories; Field crops laboratories; Food 

 research laboratories; Medical laboratories; 

 also United States forest products labora- 

 tory 

 Lac insects 



Gum lac and the breeding of tachardia. L. 

 Duport: L. Hautefeuille. Int R Sci & Prac 

 Ag 7,no 8:1153-5 Ag 'IG 



Lac insects, il Cornell Ag Exp B 372:501-6 '16 



Present condition of lac cultivation in the 

 plains of India. C. S. Misra. il map Ag J 

 of India 13:105-15 Jl 'IS 

 Lace 



Minnesota's lace makers. Country Gent 81:108 

 Ja 15 '16 

 Lacewing flies 



California green lacewing fly. V. L. Wilder- 

 muth. bibliog il J Ag Research 6:515-25 Jl 

 3 '16 

 Laclinosterna. See White grubs 

 Lacquer and lacquering 



Old lacquered furniture. W. A. Dyer, il Coun- 

 try Life 29:27-30 Ap '16 

 Lactaria 



Illustrations of fungi; lactaria. W: A. Murrill. 

 il Mycol 8:191-4 Jl '16 

 Lactation 



Aspects of the physiology of milk secretion. 

 R. L. Hill, bibliog Am Vet M Assn J 49:483- 

 510 Jl '16 



Change of milk flow with age, as determined 

 from the seven day records of Jersey cows. 

 Maine Ag Exp B 262:145-52 '17; Same. Maine 

 Ag Exp Rep 1917:145-52 



Comparative table of milk production in 

 dairy herds in relation to age and duration 

 of lactation, in the United States. R. Pearl. 

 Int R Sci & Prac Ag 8, no 2:269-72 F '17 



Cow's udder and milk secretion. G. H. Conn. 

 il Kimball's D F 14:503 Ag 15 '16 



Cow's udder and process of milk production. 

 M. H. Reynolds, il Hoard's D 55:552-3 Ap 19 

 'IS 



Diuresis and milk flow. H. Steenbock. J Ag 

 Research 5:561-8 D 27 '15 



Influence of the state of gestation on the com- 

 position and properties of milk. L. S. Pal- 

 mer and C. H. Eckles. bibliog J Dairy Sci 

 1:185-98 S '17 



Relation of milk yield to age at first calf. 

 R. C. Towles. Md Ag Exp B 217:227-38 '18 



Stage of lactation affects milk yield. R. I. 

 Grady. Ohio Ag Exp B v 2:401-6 D '17 



Studies in inilk secretion; the effect of nutri- 

 tion on yield and composition. J. Hammond 

 and J. C. Hawk. J Ag Sci 8:139-46 Mr '17 



Studies in milk secretion; the relation of 

 the glands of internal secretion to milk 

 production. J. Hammond and J. C. Hawk. J 

 Ag Sci 8:147-53 Mr '17 



Study of the physiology of milk secretion in 

 progress. Hoard's D 53:943 Jl 6 '17 

 Lactic acid 



Commercial use of saccharose-inverting bac- 

 teria for the manufacture of lactic acid, 

 acetic acid and acetone. G. Mezzadroli. Int 

 R Sci & Prac Ag 8, no 5:787-9 My '17 



Lactic acid from vegetable ivory; patent. 

 Metallurgical & Chemical Eng (10th av at 

 36th st, N.Y. 25c) 18:99 Ja 15 '18 

 Lactic acid bacteria 



Alcohol test in relation to milk. S. H: Ayers 

 and W: T. Johnson, jr. bibliog U S Ag B 

 202:1-35 '15 



Classification of the aciduric bacteria. A. H. 

 Rahe. bibliog J Bact 3:407-21 Jl '18 



Keeping qualities of butter, pt 5, Pasteuriza- 

 tion and its influence. C: W. Brown and K. 

 Reiser, bibliog Mich Ag Exp Tech B 30:1-18 

 '16; Same. Mich Ag Bd Rep 1917:546-57 

 Researches on the proteolytic action of lactic 

 ferments. Int R Sci & Prac Ag 7,no 2:292-3 

 F '16 



Some characters which differentiate the lac- 

 tic-acid streptococcus from streptococci of 

 the pyogenes type occurring in milk. J. M. 

 Sherman and W. R. Albus. bibliog J Bact 

 3:153-74 Mr '18 

 Lactin. See Lactose 

 Lactose 

 Casein and milk sugar. N Y Prod R 41:946-}- 

 Mr 29 '16 



Ladd, Edwin Fremont 

 Prof. Ladd's wheat bulletins. B. W. Currie. 



Country Gent 82:716-17 Ap 14 '17 

 Ladders 

 Ladders for fruit picking. E. I. Farrington. 



il Country Life 32:86 S '17 

 Ladybirds 

 Hyperaspis binotata, a predatory enemy of 



the terrapin scale. F. L. Simanton. bibliog 



il map J Ag Research 6:197-204 My 1 '16 

 Life-history and feeding records of a series 



of California coccinellidae. C. P. Clausen. 



Cal Univ Pub Entomology v 1, no 6 251-99p 



'16 (50c) 

 On delphastus catalinse, a valuable ladybird 



enemy of the white flies. H. S. Smith and 



E. J. Branigan. il Cal State Comm Hort B 

 V 5:448-50 D '16 



Some ladybird beetles destructive to plant 

 lice. W: A. Ross, il Ag Gaz of Canada 

 5:344-7 Ap '18 



See also Bean ladybirds 

 Lady's slippers. See Moccasin flowers 

 Lady's thumb (herb) 



Diseases and pests 



New leaf-spot disease of polygonum persl- 



caria. P. J. O'Gara. il Mycol 9:248 Jl '17 

 Lakes 

 Bottomless lakes as irrigation reservoir. V: H. 



Schoffelmayer. il Irr Age 31:57 F '16 

 Lakes, Artificial 

 Building the farm pond. E. V. Laughlin. Farm 



Eng 4:93 D '16 

 Fish pond; what an acre of water pasture is 



worth. H. T. Morgan, il Farm Eng 4:59 O '16 

 Fish ponds on farms. R. S. Johnson and M. 



F. Stapleton. (Doc. 826) 32p il plans 5c '17 

 U.S. Bur. of fisheries, Washington, D.C. 



Lambing sheds. See Barns and stables — Sheep 

 barns 



Lambs 

 Applying intensive methods to lamb raising. 



W. C. Coffey. Breeder's Gaz 69:1066 My 18 



'16 

 Are lambs too high? Nat Wool Grower 7:33 



Je '17 

 Care of lambs. Prac F 113:41 Ja 15 '17 

 Dock lambs before summer. H. Hackedorn. O 



Judd Farmer 60:10 Je 3 '16 

 Docking and castrating of lambs, il J Ag 



(Quebec) 20:227 My '17 

 Dorset and hothouse lambs. C. Harper, il Am 



Sheep B & W 38:304-5 My '18 

 Early care of the lamb. G: McKerrow. Am 



Sheep B & W 38:277 Ap '18 

 Fattening spring lambs. A. C. Todd. Am 



Sheep B & W 36:99 F '16 

 Faults of native lambs. T: J. Delohery. il 



Country Gent 81:993 My 6 '16 

 Favors knife docking. M. F. Greeley. Nat 



Wool Grower 8:45 My '18 

 Forcing the early lambs. J. W. Hammond. 



Ohio F 137:460 Mr 25 '16 

 Good lambs sometimes die. Ohio F 141:388 Mr 



16 '18 

 Growing spring lambs. F. D. Fuller. Prog F 32: 



1207 N 17 '17 

 Harvesting the lamb crop. J. C. Knollin. il plan 



Am Sheep B & W 37:585-8 O '17 

 History of hothouse lamb production. C. 



Harper. Breeder's Gaz 72:316 S 6 '17 

 Hot house lamb production. R. S. Nash, il 



Purdue Ag 10:29 Mr '16 

 Hot-house lambs. Nat Stock & F 40:73 Ap 15 



•16 

 Hothouse lambs. W. E. Wiecking. Farm Eng 



4:92 D '16 

 How Colorado feeders fatten lambs. R. M. 



Wood, il Breeder's Gaz 69:911 Ap 27 '16 



