1944-1945 



Index 



547 



Sagittaria, 111 



lati folia, 339 

 Salix, wetwood of, 407 

 Sangamon River, 333, 358, 364, 365, 368 

 Sarcoples, 471 

 Sassafras, 500 

 Sassafras officinale, 500 

 Scaup [see also Greater scaup, Lesser scaup) 



laws relating to, 368 

 Scirpus flitviatilis, 338 

 Sciurus 



carolinensis 



carolinensis, 454, 529 ; see also Gray 



squirrel 

 leucotis, 454, 529; see also Gray squirrel 



nigcr rufiventer, 454, 529 ; see also Fox 

 squirrel 

 Secole, 501 ; see also Rye 

 Senachwine Lake, 394 

 Seney National Wildlife Refuge, 370 

 Serviceberry, 500, 521 

 Shagbark, 498, 505 

 Shingle oak, 498, 505 

 Shooting hours; see Duck 

 Shooting pressure index ; sec Duck 

 Shooting pressure quotient; sec i^uck 

 Shooting pressure on species; sec Duck 

 Shoveler (see also Spoonbill) 



banding, 361 



chronology of flight, 342, 355 



feeding habits, 339 



kill, 354, 362, 366 



laws relating to, 332, 354, 355, 371 



mortality quotient, 339, 343, 344, 345 



population density, influence of, 354 



shooting pressure, 354 

 quotient, 339, 342, 345 



vulnerability, 338, 354, 355, 370 

 quotient, 339 

 Siberian elm 



dieback, 423 



flux, 423 



leaf drop, 423 



wetwood, 408, 423, 445 

 inoculations, 424 

 bacterial isolations, 418, 424, 425 



wilt, 423 



toxicity tests for, 424 

 Silver maple, 498 

 Silver nitrate injections; sec Elm 

 Siphonaptera, 472 

 Skunk, 451, 472 

 Slime flux, 407, 408, 411 



of apple, 408 



of birch, 408 



of elm, 408, 411 



of horse chestnut, 408 



of maple, 408 



of oak, 408 



of plum, 408 



Slime flux — continued 



of poplar, 408 

 Slippery elm, 498 



flux, 423 



leaf drop, 423 



wetwood, 408, 423, 445 

 bacterial isolations, 418 



wilt, 423 

 Small pignut, 498, 505 

 Smartweeds, 338, 501, 504 



Society of American Bacteriologists, 422, 437 

 Soja max, 501 ; sec also Soy bean 

 South Dakota, wood duck in, 333, 362 

 Southern gray squirrel {see also Gray squirrel) 



distribution, 454 

 Soy bean, 490, 501, 507 

 Sparland Public Shooting Ground, 340 

 Spatula clypcata {see also Shoveler) 



kill, 362 

 Spoonbill {sec also Shoveler) 



feeding habits, 339 



kill, 351, 362 



vulnerability, 338, 339 

 Sportsmen's Lake, 386, 387 

 Sprig {see also Pintail) 



kill, 362 

 Squash, 501 

 Squirrel {see also Bryant fox sejuirrel, Fox 



squirrel. Gray squirrel, Red squirrel) 



bag limit, 528 



breeding, 449, 450, 451, 452 



competition, 463, 464, 467, 529 



crippling, 518, 531 ; see also wounds {bcloiu) 



diseases, 530 



dispersal, 530 



foods and feeding, 531 



habitats; see Illinois habitats {bcloiu) 



hunters, 516, 531 



hunting, 450, 516 {see also kill, beloiv) 

 methods, 516 

 regulations, 449, 524 

 seasons, 449, 451, 452, 529, 532 

 zones, 450, 475, 477, 516, 517, 518, 519, 

 526, 529, 532 



Illinois habitats, 531 



kill, 519, 531 



management, 449, 450, 520, 524, 531 



parasites, 530 



populations 



censusing, 452, 453, 529 

 trends, 452, 453 



as predator of wood duck, 363 



predation on, 473 



species ratios, 451, 455, 529 



trapping, 450, 451, 453 



wounds, 530; sec also crippling {above) 



young rearing, 530 

 Stripmines, 496 

 Sugar maple, 498, 504 

 Sumach, 500 

 Sunfish isee also Green sunflsh) 



eff^ect on largemouth bass, 385 



