966 



EXPERIMENT STATION RECORD. 



Lemons — Page, 



and oranges, hybrid between- _ 441 

 as a source of citric acid and 



essential oils 540 



improvement by bud selection 737 



Lentil flour, digestibility of protein. 564 



Lepidosaphes ultni. (See Oyster- 

 shell scale.) 



Leprosy bacillus, studies 178, 771 



Leptinotarsa decemlineata. (See 

 Potato beetle, Colorado.) 



Leptocorls varicornis, notes 856 



Leptomastlx sp., life history 658 



Lettuce — 



bacterial disease, studies, Wash_ 742 



culture in greenhouses, Ohio 42 



mulching v. clean culture, Mont_ 534 



prickly, rust of 548 



Leucocytes — ■ 



in milk. Wis 382 



rSle in immunity 477 



Leucocytozoon anatis in ducks 483 



Leucoptera coffeella, notes, P.R 554 



Leucotactic processes in the animal 



body 476 



Levees — 



enlargement, methods and cost- 780 



in southeastern Missouri 780 



Lice- 

 remedies, Wash 98 



transmission of typhus by 857 



Lichens, destruction on fruit trees 857 



Light — 



effect on etiolated leaves 826 



effect on plant growth 128 



effect on tubercle bacilli 282 



Intensity and substratum as re- 

 lated to germination 826 



relation to chlorophyll 29 



relation to formation of es- 

 sential oil 726 



requirements of germinating 



seeds 826 



r61e in powdery mildew infec- 

 tion. Mo 244 



(See also Sunlight.) 



Lightning — 



injury to cotton and tomato 



plants, U.S.D.A 321 



injury to potatoes and cotton. 345 



protection, U.S.D.A 321 



Lignin liquor as a binder for roads- 688 



Lignum nephritlcum mexicanum, 



source of 740 



Lime — 



analyses 820, 821 



burnt shell, fertilizing value 131 



effect on clover, U.S.D.A 333 



effect on growth of conifers 739 



effect on nitrification, Va 620 



effect on tea seedlings 842 



examination, sampling, and 



guaranty of 110 



fertilizing value 227 



for Missouri soils, Mo 212, 



213, 214, 215 



Lime — Continued. Page. 



hydrated, tests and uses 487 



in soil as affected by kainit 326 



inspection law in Maryland 820 



niter. (See Calcium nitrate.) 

 nitrogen. (See Calcium cyan- 

 amld.) 



requirements of lupines 133 



requirements of soils 622 



use, N.C 723 



use in agriculture, Can 26 



use in greenhouses, Ohio 42 



use with phosphates, R.I 723 



Lime-sulphur mixture — 



analyses, N.J 47 



as a summer spray for apples. 



Mo 46 



as a summer spray for apples, 



N.H 46 



composition 613 



concentrate, preparation, U.S. 



D.A 154 



effect on solubility of lead ar- 

 senate, Va 710 



for potatoes, N.Y.State 40 



fungicidal value, Me 648 



methods of analysis 613 



preparation and use. Mass 242 



use against larch moth 859 



valuation 252 



Limes — 



as a source of citric acid a-nd 



essential oils 540 



culture in West Indies 540 



fungus diseases of 150 



insects affecting 154 



juice, examination 66 



Limestone — 



analyses 820, 821 



analyses. Can 723 



ground, fertilizing value 227 



ground, for acid soils, N.Y. 



State 26, 220 



Liming, notes, Wash 98 



LimnoMum spongia, culture for wild 



ducks, U.S.D.A 251 



Linden seeds, germination 343 



Linseed meal — 



ammoniflcation in soils, Hawaii- 808 



analyses 170, 605, 870 



analyses, Can 759 



analyses. Conn. State 71 



analyses, N.Y.State 371 



analyses, R.I 371 



analyses, U.S.D.A 761 



analyses. Wis 568 



effect on fetal development, Mo- 266 



Lip-and-leg ulceration in sheep 774 



Lipins — 



of egg yolk, physiological prop- 

 erties 166 



rSle in nutrition 663 



Lipoids — 



absorption in the intestine 166 



effect on nutrition and growth- 462 



Ldssorhoptrus simpleXj remedies 257 



