236 



Maine Agricultural Experiment Station. 1920. 



Page 



Sicya, Genus '17, 44 



Silver leaf of the apple 16, 189 



Sires" futurity test, animals en- 

 tered in 1915 '16. 47 



feeding during the test '16, oO 



history ;1°> 39 



methods of carrying out 16, 43 



milk and fat production— '16, 47 



nutrients in the feed '16, 51 



purpose '16, 40 



rules and conditions '16, 41 



rules governing award of cup '16, 45 



value '16, 37 



Six-spotted leafhopper 16, o9 



Sod vs. cultivation for apple 



orchards '18, 13 



Soil and fertilizer,' relation to 



potato crop '18, 35 



Soil heterogenity in variety tests, 



corrections '16, 345 



tests at Aroostook Farni— 



'18, 17; '19. 33 



clover plots '18, 26 



discussion of results '19, 46 



fertilizers used '18, 12 



oat plots '18, 25 



potato plots '18, 25 



results '18. 29 



Sphaerophoria evlindrica '16, 231 



Spittle insects "16, 265 



Spray injury from poisoned bait '16, 159 

 Spraving experiments with ap- 

 ples '16, 169; '18, 101 



Spravs, dormant, and scab con- 

 trol '16, 90 



poisoned, for control of ap- 

 ple maggot '16, 149 



Spruce budworin, report on '19. 301 



Staff. Changes in '17, xv 



Staff notts 'IS. xi 



Station and the War '17, xiii 



establishment of '17, vii 



Stereum purpureum '16, 189 



Stock breeding, factors which 



make for success '17, 11 



industry, neglected factors 



underlying "17, 1 



Strawberries in Aroostook 



County - 



Studies in milk secretion "- . --■ 



Sulphate of ammonia compared 

 with nitrate of soda on po- 

 tatoes 'IT. 114 



Sulphate of ammonia vs. nitrate 



of soda '16, 22 



Sulphur flour, fine, as a fungi- 

 cide '16, 94 



Swine. Are thev profitable in 



winter '17, 92; '18, 1 



Symmerista albifrons '17, 68 



genus '17, 68 



Syrphidae, aphidophagous species '16, 222 



bibliography '16, 261 



description of Maine species '16, 224 

 economic importance of the 



adults '16, 219 



larva '16, 212 



glossary of new and unusual 



terms '16. 258 



habits of the larvae '16, 206 



Homoptera attacked '16, 223 



Page- 

 keys to known larvae and 



pupae '16. 256- 



larvae as animal parasites '16, 217 



crop pests '16, 216 



predators '16. 212 



scavengers '16, 215 



life history '16, 201 



long-tailed filth-inhabiting 



species '16, 222. 



of Maine — Second report — 



Life History studies '17. 153 



summary '16, 193 



practical measures for pro- 

 tection '16, 220 



short-tailed filth-inhabiting 



species '16. 222 



species reared in the State' '16, 221 



Syritta pipiens '16, 253 



Syrphus americanus '16, 236 



knabi '17. 172 



nitens '16. 242 



oronoensis , '17. 162 



torvus ' '16, 240 



Tartary buckwheat, variation in '19, 296 



Timothy crown leafhopper '16, 69- 



Timothy improvement '18, 42 



Trama erigeronensis '18, 46- 



Transmitting qualities for milk 



production '19. 254 



of Jersey sires '19, 89, 265 



of Guernsey sires '19, 254- 



Trap nest. Maine Station '19, 77 



Treasurer's report '16. 359: '17, 317 



'18, 237; '19. 30S: 



Tropidia quadrata '16, 248 



Twinning, inheritance '18, 219 



Variation in quantity of milk '19, 57 



of fat content in milk '19, 57 



Variations of butter-fat and age 



of cattle '20, 133 



Venturia pomi '16, 191 



Viability of the potato blackleg 



organism '19, 3"j3 



War. The Station and '17, xiii 



Weather report '16. 357; '18, 235 



'19, 306; '29, 

 Wheat, Aroostook grown, chemi- 

 cal character '23, 27 



physical characteristics '20, 17 



protein analysis 1 '2:'. 27 



weight of kernels '2 . 17 



yield '2 



Bluestem and Red Fife in 



Aroostook '20. 48- 



breeding experiments 'IS, 41 



chemical composition and qual- 

 ity '20. 6- 



flours, chemical analyses '20, 37 



gluten, chemical qualities '20, 4 



improvement, methods '20, 13 



influence of environment on 



texture of kernel '20, 7 



Minnesota, protein content '2D, 2. 1 



investigations '23, 1 



origin of pure lines in Maine '20, 14 



quality and climate '2£ 3 



varieties grown at Aroostook 



Farm '29, 14 



White pine weevil, report on '19, 301 



Winter handling of farm 



manure '17, 94 



Xanthogramma divisa '17, 154 



