312 



HORTICULTURE FOR SCHOOLS 



Bark, formation of, 26 



-graft, 81 



Bean, cultivation of, 110 

 description of, 41 

 history of, 109 



Bearing habits of grape vine, 218 

 Bees as pollenizers, 165 

 relation of pollen and nectar to, 



166 



Beet, care of, 93 

 climate for, 92 

 fertilizer for, 93 

 soil adapted to, 92 

 varieties of, 92 

 Beggar-ticks, dissemination of seed 



of, 44 



Begonia Rex, propagation of, 58 

 Bellflower apple, 54 

 Bench-grafting, 78 

 Benzine, a by-product, 290 

 Berberis Aquifolium, 304 



Thunbergii, 304 

 Berry, fruit of tomato and potato a, 



5-6 

 production, exercises dealing with, 



221-222 

 Bitter-rot, 257 



Blackberry, cultivation of, 211 

 fruit, where borne, 210 

 history of, 209 

 picking, packing and shipping of, 



211 



planting of, 210 

 pollination of, 211 

 propagation of, 59, 210 

 varieties of, 211 

 Black scale, illustrated, 237 

 Blister-mites, 242 

 control of, 243 

 Blister-rust, White Pine on currant 



and gooseberry, 214 

 Blooming periods, study of, 179 

 Blue-grass, Kentucky, 306 

 Bordeaux mixture for control of 



brown-rot, 254 

 paste for gum disease, 255 

 for anthracnose, 214 



Borer, flat-headed, 230 

 round-headed, 230 

 shot-hole, 231 

 Borers, 230 

 Boston ivy, 302 

 Box-elder, dissemination of seed of, 



44 , 



Boxes, arrangement of fruit in, 266 

 Bramble tribe, 180 

 Branch of grape, 217 



roots, manner of growth, 21 

 Breathing system of insects, 224 

 Bridal wreath, 303 

 Bridge-grafting, 82 

 British Columbia, peach areas in, 



184 



plums grown in, 187 

 Broker, 279 

 Brown-rot, 254 

 Brussels sprouts, 104-105 

 Bryophyllum, propagation of, 58 

 Budding, exercise, 83 

 illustrated, 73 

 -knife, 73 

 limits of, 69 

 operation of, 72 

 uses of, 69 

 Bud-selection, 11 

 Buds, types of, 27 

 Bud-wood, care of, 72 



selection of, 71 



Buildings, their relation to land- 

 scape-gardening olan, 300 

 Bulb crops, 92 

 Bulblets, 64 

 Bulbs, 64 



Bull, Ephraim W., 215 

 Burdock, dissemination of seed of, 



44 



Bureau of Plant Industry, 7 

 Butterfly, metamorphosis of, 225 

 moth group of insects, 224 

 mouth parts of, 226 

 By-products company, 285 

 defined, 290 

 exercise, 296 

 in horticulture, 291 



