INDEX. 
Page 
Abbreviations . 26 
Academy of Science, Michigan, history of. 1 
Acer, mychoriza on roots of... 32 
Adrian water supply . 115 
Aerating system in plants . 48 
Alma water supply . 115 
Ann Arbor water supply . 114 
Analyses of river water . 129 
Assistant secretary of Michigan Academy of Science...!. 5 
Association of pseudomonas radicicola with bacillus ramosus. 147 
Associative action . 147 
Bacillus ramosus . 147 
Bacteriological analyses of water . 111-112 
Barrows, W. B., on bird migration. 13-25 
Battle Creek water supply . 114 
Bay City water supply . 100 
Beaches of Eastern Wisconsin.. ..,... 98 
Beal, W. J., paper by . 64 
Biology, laboratory work in . 180 
Bird ecology .151157,162 
Birds, destruction of by storms . 23, 24 
Birds, in marshes . 167 
on river ... 167 
in Michigan Forest Reserve . 158 
in open woods and orchards .. 164 
in open fields . 165 
in thickets . 166 
Bird migration at Ann Arbor . 151 
Bird migration, fact and fancy in... 13-25 
Bird migration waves . 155 
Birds, oscillation in numbers of. 22 
Birds, relation to forests . 157 
Bird succession and forest succession... 157 
Bitter water . 102 
Black rot of apple . 40 
Blue bird, almost exterminated . 22 
Bogue, E. E. 5 
Botanical errors by Prof, T. H. Hunt in The Cereals of America. 65 
by Dr. W. P. Brooks in “Agriculture”... 64 
by Prof. Samuel W. Johnson in “How Crops Feed”. 65 
Botanical errors found in text-books. 64 
Brown, R. A., paper by... 162 
Burnett, C. J., paper by . 145 
Burns, G. P.. 5, 54 
Butler, Pa. 120 
By-laws Michigan Academy of Science . 3 
Calcium sulphate . 103 
Campbell, Edward, remark by . 127 
