NDEX. 



Page. 



Alkali resistance, experiments throw light on problem 7 



salts, effects on transpiration 7 



A vena sativa. See Oats. 



Barley, dimensions of epidermal cells, effects of salts in soils 12 



growth on saline soils 9 



thickness of cuticle, effects of salts in soils II 



Bloom, appearance, character, and distribution 9-11 



effect on transpiration 13-14 



Burgerstein, study of transpiration, results IS 



Darwin, Francis, studies of bloom on Trifolium species 10, 11 



De Bary, study of formation of bloom on plants 10 



De Candolle, assertion as to formation of bloom on plants 10 



Electrolytic resistance, use in determining percentage of salts in soils 8 



Epidermal cells, dimensions as affected by salts in soils 12-13 



Experiments with soluble salts, plan and conditions outlined 8 



results, general significance 16-18 



Garneau, observation on effect of bloom on transpiration 14 



Glass jars, use in experiment with wheat 15 



Halophytes, definition, peculiarities 8, 16 



Hordeum distichum. See Barley. 



Huberlandt, Fr., observation on effect of bloom on transpiration 14 



Introduction to bulletin 7 



Kissel, observation on effect of salts on cell walls of plants 17 



Leaching, method of prevention in experiments . 8 



Leaves of plants, bloom or waxy deposit 9-11 



effect of saline soils on dimensions of epidermal cells 12-13 



salt solutions on color 9-lU 



stomata in relation to bloom 10-11 



thickness of cuticle as affected by salts in soils 11 



transpiration as affected by salts in soils 13-16 



Magnesium chlorid, stimulating effect on growth of wheat seedlings 18 



sulphate, stimulating effect on growth of wheat seedlings 18 



Maize, effect on transpiration of certain salts 18 



Oats, dimensions of epidermal cells, effects of salts in soils 12 



growth on saline soils 9 



thickness of cuticle, effects of salts in soils 11 



Paraffin, use on cut surfaces of leaves in testing transpiration 13 



Paraffined wire baskets, use in experiment with wheat 15 



Pfeiffer, opinion regarding effect of scarcity of soil moisture 17 



Plant structure, effect of a mixture of soluble salts, principally sodium chlorid. 8-13 



modifications resulting from growth in saline soils 7, 18-19 



Plants, examination to determine effects of salts 8-9 



Reynolds, observation of effect of bloom of plants on transpiration 14 



134 21 



