646 Index. 



■"•• PAGE. 



Harvesting sugar beets 19S 



Hay from alfalfa 560 



Horse power sprayers, description .' 22S 



manufacturers 224 



Horticultural Department, report 205 



work in I5, 



Hot water for plant lice 476 



prevention of oat smut, results 302 



treatment for oat smut, description 304 



Hudson spraying machine, description 224, 398 



Hyalopterus arundinis on plum 484 



pruni, descriptions and life history 48S 



history, distribution and food plants 482 



on plums 482 



partial bibliography 484 



Hydrocyanic acid gas, fumigating with 21 



fumigation for San Jos6 scale 457 



I. 



Illustrations, entomological, preparation 19 



Improvement of soil by alfalfa 556 



Industry, sugar beet, outlook for 581 



Injury by plant lice, nature 472 



Insectary, new 19 



Insecticides used in combating plant lice 473 



Insects, collection 19 



found on nursery stock, classification 442 



parasitic, affecting plant lice 480 



predaceous, attacking plant lice 478 



Inspection of nurseries 437 



method 439 



nursery stock, notes , 20 



Isocratus vulgaris parasitic on plant lice 481 



Italian Prune, increase of yield from spraying 207 



spraying experiment 207, 209 



