TXDKX 



:3TT 



Sapsncker, 40 



Siiwtiit's, 1');^ 



Sayorni.s plin-bi', 47 



Scab, on apple, 212 ; on in.tatn. 2l(i 



Scale insects, 158, 1")() 



Scallops, 273, 274, 277 



Scarlet fever, 177. 2;{2, 288. 28('», 281), 

 243, 24o, 24(), 247, 2.')1. 2:)(; 



Scarlet tanager, 25, 40 



Schick reaction, 251 



Scientific organizations, journals of, 

 352, 353, 354 



Scorpion, 1G3, 1<»4 



Screech owl, 45 

 • Screens, cost of. 20 



Screw-worm fly. 118, 157 



Scrub pine, 50 



Scurvy scale, 15(5 



Sea nuissels, 271, 272, 278. 275; pic- 

 ture of beds of, 270 



Seed, 188 



Selection and survival of the fittest, 

 330 



Seneca snakeroot. 78 



Septictemia, 284 



Serum, 248 ; antitoxic sera for 

 snake poisons (antivenins). 820 : 

 Floxner's antimeningitis. 111; w- 

 sistance of. 240 



Sliad, 20(i, 800. 810, 811 



Shagbark hickory, 82 



Sharp-shinned hawk. 45 



Sheep, 257, 2(58; itch iiiitc of, IOC; 

 liver fluke in, 20)1 



Sheep botfly, 1 57 



Sheep laurel, 75 



Sheep-scab mite, 108, lOiO 



Shepherd's-purse, 70, 71 



Shetland ponies, 333 



Shore bird, 40 



Short-leaf pine, 50 



Shrikes, 30, 84. 50 



Shrubs. 84. 8(5 



Silicon, 08 



Silver fox. 172 



Sirens, 818. 814 



Si.struru.H, 827 



Skink. 325 



Skunk, 1(50. 25(5 



Sleejting sickness. 28«; 



Shig, currant. 157: pear, 157; nnw, 

 157 



Slugs, 282, 283. 815; eaten by »x)X 

 tortoise, 325 



Small laurel, 75 



Smallpox. 107. 211. l';;8. 1'80. :;;;;, 

 247, 251, 25(5 ; control of. by vacci- 

 nation, 258. 250 



Smart weed. 70 



Smuts. 18(5, 2(»7, 2ln: ..n c,,rn. 218. 

 21(5 : on oats, 212 



Snails. 274. 288 



Snake venom, treatment of, 320 



Snake.s, 40, 821. 828: numlxT of 

 species of. 82(5; ]Miis4>nous, 110, 

 327-328 



Snakeweed. 75 



Snapping terrajiin. 824 



Sneeze weed. 7(5 



Snowball, 07 



Sno\v-on-t he-mountain, 70 



Society for the rn.tt it ion ..f N'.ntive 

 riants, (57 



Sodium. 08 



Sodium chloride. 240 



SiMliuni hyi»ochlorite. 240 



Soft, or long-necked, clam, 270. 278 



Soft-shelled terrai)in, 325 



Soil, elTt'cts <if wai.shing on, 57 ; ele- 

 ments in, 00; fertility of. M\. !»H ; 

 loss of fertility of. .V). 102 



Song birds killecl by rMa, 174 



Song sparrow, 40 



Sonoran coral siiik<'. -VJH 



Sorghum, 107 



Sourwood. 50 



