1917] 



INDEX OF SUBJECTS. 



955 



Leaves— Continued. Page, 



transpiration as affected by sprays, 



U.S.D.A 454 



transpiring power 824 



xeropliotic movements in 430 



Leben, composition 674 



Lecanium persicx, notes 355, 755 



Leguminous — 



plants, growth and nltrogen-flxing power 



on acid soils. Wis 514 



plants, liming experiments 229 



plants, nitrates in 329 



plants, root tubercles. (See Root tuber- 

 cles.) 



plants, value in agriculture . ^ 635 



seeds, gennination tests 437 



Leishmaniasis, transmission by fleas 654 



Lemon — 



cottony rot, notes 452 



curing rooms, humidifier for, U.S.D.A.. . 842 



grass oil, constants of 319 



grass oil, production in United States, 



U.S.D.A 538 



scab, studies 353 



Lemons — 



bud variation in 537 



culture 538 



decay in 546 



examination 319 



frozen, composition 416 



persistence of style on 523 



storage and curing experiments 741 



Lentils- 

 description and agricultural value 635 



germination as aftected by depth of plant- 

 ing 437 



Lepidiota albohirta, remedies 658 



Lepidopria aberrans n.sp., description 556 



Lepidoptera, taxonomic value of larval 



characters 254 



Lepidosaphes ulmi. (See Oyster-shell scale.) . 



Leprosy, transmission by house flies 554 



Leptobyrsa explanata, notes 656 



Leptocarydium alopecuroides , analyses 334 



Leptosphxria — 



culmifraga , notes 541 



sacchari, notes 846 



Lepyronia qtMdrangularis, life history. Me 458 



Lestophonus, studies 757 



Lettuce— 



Botrytis disease of 541 



disease in Rio Grande Valley 450 



greenhouse, rot of 350 



root knot, notes 349 



Leucin anhydrid, a protein-hydrolysis pro- 

 duct 804 



Leucite, solubility in sulphurous acid 414 



Leucocj^es,r61e in metabolism of carbohy- 

 drates 265 



ieucoiermes sp., remedies, P.R 355 



Leukemia in fowls, studies 483 



Lice — 



body, destruction with cyanid gas 456 



body, remedies 551 



destruction by heat 356 



remedies 853 



4050°— 17 6 



Light— Page. 



action on living organisms 224 



relation to plant growth 327 



relation to tree growth , Vt 242 



Lighting systems for coxmtry homes 491 , 590 



Lightning, ball, on Puy de Dome, U.S.D.A.. 419 



Llgnoceric acid from rotten oak wood 502 



Ligyrus— 



Tugiceps. {See Sugar-cane beetle.) 



tumulostis, notes 753 



Limacinula caucasica n. sp. , description 245 



Lime — 



analyses 123, 821 



application 123 



burned, storing 123 



crushing on the farm, Ohio 821, 822 



determination in soils 299 



determination in s'oils, S.C 611 



effect on availability of soil potash, 



U.S.D.A 519 



effect on plant growth, Ala.College 212 



effect on spil aldehydes 424 



effect on strength of cement mortars 286 



effect on utilization of nitrogen in acid 



soils, N. J 819 



fertilizing value , Mass 122 



for orchard soils , N. H 724 



inspection in Ohio 123 



magnesia ratio in soils 326 



niter. (See Calcium nitrate.) 

 nitrogen. (See Calcium cyanamid.) 



of Fiji, analyses 319 



production and use in United States 123 



relation to magnesia in soils 619 



requirement of soils, Mich 210 



rock, ground, fertilizing value. Wash. . . 425 



slaking experiments 123 



sulphur mixture, analyses 113 



sulphur mixture, chemistrj^ U.S.D.A... 311 



tree winter moth, notes, N.Y. State 549 



use in agriculture 429, 723 



use on acid soils, Wis 514 



Limes- 

 culture 445 



diseases and insect pests of 851 



fertilizer experiments 141 



juice of, concentration by freezing 808 



root diseases of 846 



Limestone — 



analyses, Can 27 



for peaty pastiues 740 



ground, fertilizing value, Mass 122 



marls and shells, analyses 821 



of Canterbury Province , New Zealand . . . 220 



tester, description ,111 614 



Limewater, addition to milk 559 



Limoid, fertilizing value, Mass 122 



Limonius calif ornicus , remedies 758 



Linkage intensities, calculation 729 



Linseed- 

 cake, analyses 571 



meal, acidity and rancidity 666 



meal, analyses. Can 65 



meal, analyses, Ind 268 



meal, analyses, Ky 268 



meal, analyses, Mass 667 



