184 



INDEX 



Kessell, S. L., 78 

 Kidson, E. B., 51, 147 

 Kingery, L. K., 8 

 Kinnison, A. F., 71-4 

 Klotz, L. J., 81 

 Knop, W., 1 

 Kolthoff, I. M., 27 

 Kubowitz, F., 112 

 Kuyper, J., 88 



Laccase, 2, 102 



Lactuca sativa, see Lettuce 



Lambs, swayback in, 139—42 



Lamellibranchiata, elements present 



in, 124-5 

 Larsen, C, 128 

 Laurance, B. M., 38 

 Leach, R., 53, 55-6 

 Lead and incidence of swayback, 140—1 



in animals, 124—5 

 Leaf immersion, 53, 55-6 



injection, 53-4 

 Leaf -stalk injection, 55 

 Leaf-tip injection, 54—5 

 Ledeboer, M. S. J., 8 

 Lee, H. A., 62-3 

 Lemna, gallium necessary for, 6 

 molybdenum necessary for, 6 

 Lemon, copper content of, 94 

 Lettuce, effect of trace elements on 



growth of, 9 

 Levy, J., 38-9 

 Lewis, A. H., 65, 132-5 

 Lewis, C. M., 101-2 

 Lewis, R. D., 72 

 Licking sickness, 136 

 Lillie, R. D., 128 



Liming, effect of, on availability of 

 manganese, 153 

 effect of, on boron deficiency and 

 toxicity, 120-1 

 Lincoln, C, 87-8 

 Lingane, J. J., 27, 50 

 Lipman, C. B., 3, 5, 21 

 Lithium in animals, 124—5 

 Little leaf, 74-7 

 Lockwood, L. B., 7 

 Lohnis, M., 65 

 Lolium subulatum, copper deficiency in, 



96 

 Lowenhaupt, B., 81 

 Lucerne, deficiency of boron in, 87- 

 8 

 yellows, 87-8 



Lundegardh, .H., 29, 31, 33, 38, 41, 

 44-5, 48, 50, 59, 102-3 



Lupin, chlorosis induced in, by man- 

 ganese, 103 



Lyons, M., 144 



Mac Arthur, M., 81 

 McDougall, E. I., 142 

 McHargue, J. S., 8, 45, 62-3, 101, 136 

 Mackinney, G., 6 

 McLarty, H. R., 87 

 McMurtrey, J. E., 88 

 McNaught, K. J., 51 

 Maize, aluminium necessary for, 5 

 chlorosis of, 61-2 

 effect of boron on absorption of 



calcium by, 116-19 

 manganese deficiency in, 61—2 

 relation of boron to metabolism of, 



121 

 white bud of, 3, 75, 79-80 

 zinc deficiency in, 69, 75, 79-80 

 zinc necessary for, 3, 79-80 

 roots, effect of iron-manganese ratio 

 on growth of, 103 

 Majdel, J., 36 



Manganese, determination of, in plant 

 ash, 33-7 

 function of, in animals, 150 



in plants, 98-109 

 species requiring, 13-14 

 as micro -nutrient, 2, 7-8 

 content of plants, 59, 64, 93 

 deficiency diseases, 57-68 

 in barley, 61 

 in beans, 67 

 in beet, 63-4 

 in chicks, 127, 143-5 

 in maize, 61-2 

 in mangold, 63 

 in mu-oil tree, 68 

 in oat, 57, 58-61 

 in peas, 64-7 

 in rye, 61 

 in spinach, 63 

 in sugar beet, 57 

 in sugar cane, 62-3 

 in tung, 67-8 

 in wheat, 61 

 essential for chicks, 127, 143-5 

 in animals, 124—7 

 Manganese -iron relations in plants, 99, 



101-7 

 Mangold, heart rot of, 83-4 



