954 



EXPERIMENT STATION RECOED. 



[Vol. 36 



Johne's disease- 

 control in England 275 



occurrence and transmission 382 



Johnson grass , root system 438 



Joint-ill in foals, studies 581, 582 



Joints, nonspecific inflammations of 676 



Juice heaters , vacuum , studies , La 387 



Jupiter, surface currents, U.S.D.A 719 



Jute leaf spot disease 348 



Kafir com — 



analyses, Can 65 



chop, analyses, Tex 765 



culture experiments, Kans 131 



dwarf, digestibility, U.S.D.A 660 



meal, analyses, Tex 765 



weight ratios, Kans 131 



Kainit, destruction of weeds by 639 



Kale- 

 culture experiments, Alaska 436 



fertilizer experiments. Wash 425 



marrow-stem, culture experiments 735 



Kansas- 

 College and Station, notes 196, 499, 694 



Station, report 195 



Kaoliang- 

 culture experiments, U.S.D.A 34 



grain, digestibility, U.S.D.A 661 



Keene forest, description 243 



Keithia thujina , studies 652 



Kentia macarthurii , leaf spot disease of 348 



Kentucky Station, notes 397 



Kerosene — 



carbureters for 288 



emulsion , new , description 252 



Kitchen waste as a feeding stuff 367 



Kjeldahl flask, flat-bottomed, description 805 



Kohl-rabi— 



culture experiments 735 



food value, U.S.D.A 863 



Kulthi, liming experiments 229 



Ksmurenic acid, effect on nutritive value of 



diet 265 



Laben raieb, composition 674 



Labor — 



incomes of farmers 491, 492 



requirements of live stock, Minn 790 



Laboratory- 

 conveniences, description 805 



V field experiments in soil biology 213 



Laborers, farm. (See Agricultural laborers.) 



Lace-bugs of Ohio 755 



Lachnopvis sp. attacking coffee, P.R 354 



Lachnostema larvae as a food supply 57 



Lachnosterna spp., notes 753 



Lactic acid — 



bacteria, development in fresh and old 



milk 475,507 



bacteria in pasteurized milk 674 



bacteria, proteoclastic power 673 



bacteria, proteolytic activity in milk 476 



determination in biological products 808 



effect on hemolytic reaction 878 



r61e in digestion 763 



Lactose — 



acetylated derivatives, optical rotatory 



powers 202 



effect on intestinal flora 664 



Lake Tahoe summer level, forecasting, 



U.S.D.A 18 



Lambs- 

 fatty degeneration of muscles, Nev 79 



feeding experiments, Cal 170 



feeding experiments, Kans 169 



feeding experiments , Wis 866 



growth in relation to fat content of ewes' 



milk, U.S.D.A 569 



open sheds v. bams for, Ind 568 



roughages for, Ohio 396 



(See also Sheep.) 



Lameness in horses, treatise 280 



Lampronia rubiella, notes 754 



Lamziekte, summary and digest of data 161 



Land- 

 arid, reclamation 46 



clearing, Can 89 



clearing, Wash 498 



clearing, cost and methods, Minn 785 



cultivated, reverting to natural condi- 

 tions 130 



grant colleges. (See Agricultural col- 

 leges.) 



irrigable, classification 185 



irrigated, drainage 399 



ownership by negroes in Virginia 392 



plaster. (See Gypsum.) 



problem in Great Britain 392 



public, in Alaska 290 



public, in United States 290 



settlement in California 593 



tenure in Illinois 892 . 



Laphygma frugiperda. (See Army worm , fall . ) 

 Larch — 



western , growth andadaptation 144 



witches' broom on 453 



Lard and milk fat, comparative value for 



growth 160 



Laspeyresia molesta, description, U.S.D.A 358 



Lassen Peak, eruption, U.S.D.A 419 



Lath industry in Canada 244 



LauTus nobilis, oil of 803 



Lavandula spica, oil of 803 



Lavender Phoma disease, studies 851 



Lead— 



arsenate, analyses; Can 39 



arsenate as a fungicide for apple scab 50 



arsenate paste as affected by freezing — 456 



arsenate, use in viticulture 537 



arsenates, studies 313, 501 



chlor arsenate, preparation and properties 412 

 Leaf- 

 miner, spike-homed, studies, U.S.D.A.. . 156 



sheath, value in descriptive botany 628 



weevil, new, in New York 859 



Leaf-hoppers of Tennessee 654 



Least squares, methods of, U.S.D.A 419 



Leaves — 



autumn, retention of green color in 225 



autumnal coloration 633 



chemical transformations in 633 



closure of 129 



morphology and evolution 729 



osmotic pressure in relation to soil mois- 

 ture 733 



