14 DEPARTMENT OF AGRICULTURE BULS. 1051-10*75. 



Southern— Bulletin No. 



Queen sweet potato, keeping quality, comparison with other) lftfi J 11,13 



varieties .- _. :■ J iUtK> \ 14, 17 



States, tests of drainage pumping plants, bulletin by W. B. 



Gregory 1067 1-54 



Sow bugs, spread of fungus spores 1053 18 



Spectrum, photographs and measurements, use in forest study. . . 1059 56-58 



Spelt, varieties, descriptions, history, and distribution 1074 195-197 



"Speltz," misuse of name for emmer 1074 193 



Spores, secondary, wood-rotting fungi, occurrence and germina- 

 tion 1053 26-36 



Spraying, nut-infesting curculios 1066 16 



Springs. See Chickens, spring. 

 Spruce — 



Production Division, war work 1060 2 



Sitka— 



enemies, fungi, insects, wind, burls, and fire 1060 18-23 



fungi injurious to 1060 18-20 



geographical distribution and altitudinal range 1060 2-4, 12, 13 



logging and milling 1060 8-10 



reproduction 1060< qtqo 



requirements, soil, climate, and light. .': 1060 15-16 



size, age, growth, and characteristics 1060< 2V27 



stand and annual cut 1060 4—5 



stands, composition and volume 1060 13-15 



uses, growth, and management, bulletin by N. Leroy 



Cary 1060 1-38 



volume tables for Oregon and Washington 1060 33-37 



wood, characteristics and uses . . .' 1060 5-8 



yield of lumber at different ages 1060 27-28 



Sterility, oats, bulletin by Charlotte Elliott 1058 1-8 



Storage, sweet potatoes — 



comparison of house storage with bank storage 1063 6-7 



studies, bulletin by H. C. Thompson and James H. Beattie. . 1063 1-18 

 Strait, E. D., and J. M. Johnson, bulletin on "Farm manage- 

 ment in Catawba County, N. C." 1070 1-23 



Sugar, addition to whipped cream, effect on quality 1075 19-20 



Sunlight — 



effect on germination of fungous spores. . v 1053 9-11 



nature and relations to plant growth in forests 1059 41-49 



recorder, thermometric description and use in forest study. . . 1059 50-51, 59 

 Sweet potatoes — 



acreage, production, and value, 1922 1063 1 



keeping qualities — 



of several varieties 1063 1-12, 17 



under different handling and storage methods 1063 < \2-\& 



storage — 



conditions in various sections 1063 2 



studies, bulletin by H. C. Thompson and James H. 



Beattie 1063 1-18 



Tags, shipping, for cottonseed, requirements 1056 20-21, 24 



Tannin, content of pines, relation to oleoresin 1064 7 



{3_g 15— 

 22 24-26 

 See also Chaulmoogra tree. 

 Temperature — 



cold storage, for Bartlett pears 1072 13-15 



effect on germination of certain fungous spores 1053 6-9 



studies in relation to forest growth and reproduction 1059 13-38 



Tenancy — 



and farm ownership, in Black Prairie of Texas, bulletin by 



J.T.Sanders 1068 60 



