CONTKNTS. 17 



Page. 



KfvifW (>1 irrij^:tti<>ii investijiiitiini^; for litO:; — t'oiitimieil. 



Drainage iiivestigatioiiH 489 



Laws and social institutions 492 



Practical experience 49(5 



Tublications 499 



Xutrition investigations at the Government Hospital for the Insane, Washing- 

 tun, I). C 5o:{ 



Principles governing the planning and improving of dietaries 504 



Nature of the in(]uiry at !~^t. p]lizal)eths 505 



Food consumption 506 



Foo<l waste 508 



Conclusion 510 



A summary of recent American work on feeding stuffs 513 



Analyses of feeding stuffs 514 



Special studies of feeding stuffs 51(3 



Analytical methods 520 



Manufacture of feeding stuffs 523 



Condimental and medicinal feeds 523 



Poisonous plants and injurious feeding stuffs 525 



Feeding-stuffs inspecti(jns 526 



Adulteration of feeding stuffs 531 



Feeding experiments 532 



I)igestil)ility of feeding stuffs 533 



Metabolism experiments 535 



Experiment station work with apples 537 



Period of growth 538 



Apple bu<ls and pollen 538 



.Self-sterility in apples 541 



Crossing 543 



Root grafting 543 



Planting and ])runing trees 545 



Root pruning ap{)le trees 547 



Hardy stocks 550 



Cultivation and cover croi)s 551 



Fertilizing orcliards 558 



. (Jirdling to produce fruitfulne.--.; 562 



Thinning 562 



Harvesting and storing apples 563 



Composition 567 



Utilization of waste apples 568 



Progress in agricultural education, 1903 57 1 



Ivlucational work of the Department of Agriculture 571 



Educational work of tin* Oflice of Experiment Stations 572 



Report on scIkxjI gardens 573 



IManting trees and ornamentals for the improvement of school 



gr< )unds 574 



Flower and vegetable gardens as sources for nature-study material 



and outdoor manual training 575 



North Atlantic States 575 



South Atlantic States -. 579 



South Central States 580 



North Central States 581 



Western States 583 



Insular possessions 583 



S. Doc. 148, 58-2 2 



