July 2-Sept. 24, 1917 



Index 



653 



Page 

 Kafir. Ste Andropogon sorghum. 

 Kale. See Brassica oleracea acepkala. 



Kerosene, toxicity to insects 368, 369, 370 



Kohlrabi. See Brassica oleracea cauh-rapa. 

 Koniga maritima, host plant of Plutella tnacu- 

 lipennis 3 



Lach'nosterna sp., value of as food for poultry 634-637 

 Lactuca satira — 



effect of nicotine sulphate on 47-50 



inoculation with CoUetotrichum leafspot 



fungus 158 



Lead arsenate, toxicity 199-207 



Lead hydrogen arsenate, toxicity 199-207 



Leafspot, Colletotrichiun — 

 causal organism — 

 comparison with Cylindrosporiunt bras- 

 sicae. 



description (footnote) 161 



identification 160-161 



inoculation of plants with 158-159 



See also CoUetotrichum higginsianum. 



seed infection 159-160 



description 157 



Leaf, water content 11-45 



Lettuce. See Lacluca sativa. 



Lewis, R. H., and Reeve, C. S. (paper): 



Toughness of Bituminous Aggregates, . . . 319-330 

 Life History of Plutella macuUpennis, the 



Diamond-Back Moth (paper) i-io 



Lime- 

 effect of hardpan of upon formation of black 



alkaU 586-588 



salts of, effect upon formation of sodium 



bicarbonate 561-562 



solubiUty 565 



soluble salts of — 

 effect upon formation of sodium carbon- 

 ate 547-543 



formation of sodium carbonate in presence 



of 550-557 



insoluble salts of, formation of sodium 



carbonate in presence of 550-557 



Litmus, use of bromcresol purple as substi- 

 tute for 105-111 



Louse, plant. See Macrosiphum. 

 Lovett, A. L., and Robinson, R. H. (paper): 

 Toxic Values and KiUing Efficiency of the 



Arsenates 199-207 



Lubs, H. A. and Clark, W. M. (paper): 

 A Substitute for Litmus for Use in Milk 

 Cultures 105-111 



Macrosiphutn — 

 lacluca^, transmission of mosaic disease by 627-628 

 pelargonii, transmission of mosaic disease by 628 



sanborni, effect of nicotine sulphate on 49 



tabaci, transmission of mosaic disease by. .628-629 



Magnesium in — 



alkali 342-344; 349; 352 



ash 340-341.349.352 



gypsum 350 



sandstone 337.344-345.348.349.352 



shale 338-340,349.352 



soil 341.342.343-344,348 



Maize. See Zea mays. 



Page 



Maize meal, digestibility 603-604 



Malacosoma pluvialis, effect of arsenic on. . 199-207 



Malus syhestris. host of Xylaria spp 163-1 74 



Manure — 



effect on soil moisture 115, 12&-125, 151 



treated with — 



borax, effect on Triticum spp 59i"597 



colemanite, effect on Triticum spp 591-597 



!MapIc, red. See Acer rubrum. 



Marsh, H. O. (paper): Life History of Plutella 



maculipennis, the Diamond-Back Moth. . . i-io 

 McCoIlum, E. v., et al (paper): Physiological 

 Effect on Grow^th and Reproduction of Ra- 

 tidns Balanced from Restricted Sources. 175-198 

 McDole, G. R., and Alway, F. J. (paper): 

 Relation of Movement of Water in a Soil to 

 Its Hygroscopicity and Initial Moistness. 391-428 

 McHargue, J. S. (paper): A Study of the Pro- 

 teins of Certain Insects with Reference to 



their Value as Food for Poultry 633-637 



Mclndoo, N. E., and Sievers, A. F. (paper:) 



Quassia Extract as a Contact Insecticide. 497-531 

 Medicago sativa — 



chemical studies in making silage 275-292 



effect on — 



growth of cattle 177-197 



milk secretion of cattle 179-197 



reproduction of cattle 179-197 



Melanoplus spp. , value of as food for poultry 634-63 7 



Menthol, toxicity to insects 368, 370 



Menthone, toxicity to insects 367, 368, 370 



Mesochorus sp., parasite of Plutella maculi- 

 pennis 8 



Meteorus sp. , parasite of Plutella maculipennis 8 



Methyl alcohol, toxicity to insects 367,369,370 



Methyl salicylate, toxicity to insects. . . 367,368,37 

 Microorganisms and Heat Production in Silage 



Fermentation (paper) 75-83 



Microplitis sp., parasite of Plutella maculi- 

 pennis 8 



Milk- 

 secretion in cattle — 



effect of baked wheat on 183-184 



effect of mineral acids on 186-187 



effect oi raw flour on 183-184 



effect of salts on 180-185 



effect of various rations on 178-180, 191-193 



effect of wheat embryo on 189-192 



influence of salts added to imperfect 



ration 180-183 



use of bromcresol purple in cultures of . . 105-111 

 Miller, E. C. (paper): Daily Variation of 

 Water and Dry Matter in the Leaves of Com 



and the Sorghums 1 1-46 



Milo. See Andropogon sorghum. 

 Miner, cambium. See Agromyza aceris. 

 Mite, cyclamen. See Tarsonemus pallidus. 

 Moisture — 



in alfalfa silage 286-287, 290 



initial — 



relation of soil water movement to 391-428 



relation to hygroscopic coefficient 406-408 



See also Water. 



soil, forces acting on 1 14-153 



steer, feces, relation to digestion coefficients. 55-56 

 Molasses, influence on alfalfa silage 280 



