92 EXPERIMENTS IN BLUEBERRY CULTURE. 



, Page. 



Blueberry, cultivation, possibility, erroneous popular idea 11 



cultural features contributing to rapid growth 68-71 



flowers, description 76-78 



growth, peculiarities ,. 14-50 



improvement and propagation 80-86 



insect pests 79-80 



market price and requirements 12, 81 



name usually restricted to plants of the genus Vaccinium 13 



nutrition, peculiarities 40-50 



peculiarities of growth 14-50 



nutrition 40-50 



picking methods 13 



possible hybrid ' 82 



pot culture, methods 51-80 



roots, epidermal cells 42-44 



soil deleterious to roses and alfalfa 15-17 



requirements 14-40 



subalpine, soil preferences 19 



swamp, or high bush 11, 14 



theory of nutrition 50 



variability 82 



See also Berry, Fruit, Fruiting, and Market. 



Bog, blueberry, water level 36, 38-39 



cranberry, near Wareham, Mass., growth of blueberry 36 



leatherleaf, typical, growth of blueberry in drained areas 35 



peat, formation, causes of acidity 31-32 



suitability for growing blueberries ■ 88-89 



plants. See Plants, bog. 



sphagnum, growth of cushions 39 



water. See Water, bog, and Water, peat. 



Boston, price of blueberries in market 12, 81 



Boyle, H. H., budding of swamp blueberry 83 



Bract, formation prior to termination of stem growth ^ 58 



Branches, basal, commencement, location and importance 57-58 



pine, use as shade for blueberry plants 88 



Branching types of blueberry. See Blueberry, branching types. 



Breazeale, J. F., assistance in experiments 27, 32 



Breeding, use in improvement of blueberries 82 



Briggs, L. J., test of kalmia peat 38 



Britton, Mrs. N . L., identification of moss on leaf mold 30 



Brown, G. H., on plants in Smithsonian grounds 11 



Budding, method of propagation of swamp blueberry 83-84 



Buds, changing by pruning, experiment 72 



flowering, method of production 67, 71-73 



leaf, transformation into flowering buds 71-73 



Calcareous soil. See Soil, calcareous. 



Calcium humate, occurrence in soils 46-47 



oxid in leaf mold, amount 30 



Calyx, coloration before ripening of berry 79 



relation to quality of berry 81 



Canada, relation of blueberries to calcareous soils 19 



Cape heaths. See Heaths. 



Carbonate, lime, use in pot cultures of blueberry 23 



Card, F. W., on bUieberry cultivation 89 



Cells, epidermal, of blueberry rootlets, microscopic study 42 



Cellular matter. See Matter, cellular and organic. 

 Centrifugal method. See Soil, moisture measurement. 



Chamaedaphne calyculata, bog, growth of blueberry 35 



Chlorophyll, presence essential to development of carbohydrates 48 



Citric acid. See Acid, citric. 

 Clay soil. See Soil, clay. 

 See also Loam, clayey. 



Clostridium pasteurianum, nitrogen-fixing bacterium in soil 49 



Clover, nitrogen absorption by plant 48-49 



Coastal Plain. See Plain, Atlantic Coastal. 



193 



