INDEX 



The following index covers Articles 2, 3, 4, and 5 of Volume 23 of the Illinois Natural 

 History Survey Bulletin. An index of Article 1, T/ic Caddis Flies, or Triclioptcra, of Illinois, 

 by Herbert H. Ross, begins on page 313 of this volume. 



Abies, wetwood of, 407 

 Acer 



negundo, 499 ; sec also Box elder 

 rubrum, 498 ; see also Red maple 

 saccharinum, 498 



sacchantm, 498 ; see also Sugar maple 

 Acorn, 489, 492, 493, 496, 503, 505, 507, 508, 



509, 521 

 Acorn weevil, 503 

 Aesculus glabra, 499 

 Agaricaceae, 501 

 Aix sponsa {see also Wood duck) 



kill, 362 

 Algae, 377 

 Altcrnaria, 444 

 Amriuriis 



jnrlas mclas, 399—400; see also Black bull- 

 head 

 natalis natalis, 399—400; see also Yellow 

 bullhead 

 Amelanchier canadensis, 500 ; see also Service- 

 berry 

 American elm 

 dieback, 423 

 flux, 423 

 leaf drop, 423 

 malachite green tests, 441 

 pH range of soil for, 443 

 squirrel use of, 498, 513, 531 

 wetwood, 408, 423, 445 

 bacterial isolations, 418, 424 

 inoculations, 423 

 patch grafting, 423 

 wilt, 407, 417, 423 



toxicity tests for, 426, 427, 429 

 American golden-eye, 362; see also Golden-eye 

 American lotus, 377, 505 ; see also Lotus 

 Ampliibolips confluens, 503 

 Anacharis canadensis, 377 

 Anas 



platyrhynclios platyrhynchos {see also 

 Mallard) 

 kill, 362 

 rubripes {see also Black duck) 

 kill, 362 

 Anoplura, 472 

 Apple 



slime flux of, 408 

 as squirrel food, 500, 504, 507, 510 

 Aquatic plants; see specific references 

 Arctium lappa, 501 ; see also Burdock 

 Arkansas, wood duck in, 363 

 Armadillos, 472 



Arrowhead, 377 

 Ascarid, 472 

 Ascaris, 472 



lumbricoides, 472 

 Ash, 504 ; see also specific references 

 Asimina triloba, 500 



B 



Bacteria 



Erwinia, 446 



nimipressuralis, 423, 429, 430, 433, 439, 



444, 445, 446 

 salicis, 422, 444 

 Micrococcus dendroportlios, 408 

 Phytomonas tumefaciens, 439 

 Pseudomonas lignicola, 422, 423, 444 

 Bag limit; see Duck, Squirrel 

 Baiting; see Duck 

 Balaninus, 503 

 Baldpate {see also Widgeon) 



kill, 362 

 Banding; see Duck 

 Bass; see Largemouth bass, Warmouth bass. 



Yellow bass 

 Basswood, 499 



Beech, 499, 504, 505, 513, 520, 531, 532 

 Big Muddy River, 492 

 Big shellbark, 498, 505 

 Birch, slime flux of, 408 

 Bitternut, 498, 505 

 Bittersweet, 493, 500, 503 

 Black bullhead {sec also Bullheads) 

 in Onized Lake 

 age, 403 

 census (catch, yield), 380, 381, 382, 383, 



399, 404, 406 

 weight, 380, 381, 382, 383, 399 

 Black cherry, 499, 520, 521 ; see also Wild 



cherry 

 Black crappie, 388-92; see also Crappie 

 in Norris Reservoir 

 growth, 390, 392 

 length, 392 

 in Onized Lake 

 age, 389, 403 

 census (catch, yield), 380, 381, 382, 383, 



384, 388, 389, 391, 404, 406 

 growth, 389, 390, 392 

 length, 383, 388, 389, 390, 391, 392 

 weight, 380, 381, 382, 383 

 in Reelfoot Lake, growth, 390, 392 

 in Tennessee, length, 392 

 Black duck {see also Black Mallard) 

 banding, 334, 369, 370 



[537] 



