654 



tion with reference to food aud fertilizing ingredients. From tliese "it 

 can be seen that the kernels contain only about 21 per cent of the total 

 phosphoric acid, 22 per cent of the potash, aud 41 per cent of the nitro- 

 gen" contained in the crop. 



Massachusetts State Station, Bulletin No. 39, April, 1891 (pp. 12). 



Meteorological summary (p. 1). — This is for S months ending 

 February 28, 1891. 



Treatment of fungous diseases, J. E. Humphrey, B. S. (pp. 

 2-12, illustrated). — General priuciples of treatment are briefly dis- 

 cussed ; directions are given for the preparation of several common 

 fungicides ; and various forms of spraying apparatus aie described and 

 illustrated. 



Massachusetts State Station, Circular, March, 1891 (pp. 8). 



Commercial fertilizers, C. A. Goessmann, Ph. D. — This circular 

 contains the trade values of fertilizing ingredients adopted for 1891; 

 instructions to manufacturers, agents, and sellers of commercial fertil- 

 izers, calling their attention to the fertilizer law of the State ; and 

 analyses of samples of wood ashes, cotton-seed-hull ashes, wool waste 

 from factories, and muck sent to the station for examination. 



Massachusetts Hatch Station, Bulletin No. 12, April, 1891 (pp. 32). 



Effort on insects, 0. H. Fernald, Ph. D. (illustrated). — Orig- 

 inal and compiled notes on the following insects : Bud moth {Tmetocera 

 ocellana, S. V.), spittle insects {Phikcnus spumarius and P. Uneatus, 

 Linn.), squash-bug {Anasa tristis, De Geer), pea-weevil {Bruchus pisi, 

 Linn.), bean weevil {Bruchus obsoletus. Say.), May-beetle {Lachnostcrvia 

 fusca, Frohl.), plum curculio {Conotraehelus ncnvphar, Herbst.), onion 

 maggot [Phorbia ceparum, Meig.), cabbage butterfly {Pieris rapWjJjiun.), 

 apple-tree tent caterpillar {Clisiocampa americana, Harr.), forest tent 

 caterpillar {CUsioeampa disstria, Hiibner), stalk borer {Gortj/na nitela, 

 Guen.), pyramidal grape-vine caterpillar {Pyrophila pyramidoides, 

 Guen.), grape-berry moth {Budemis hotrana, S. V.), codling moth [Car- 

 pocapsa pomonella, Linn.), cabbage-leaf miner {Plufella cruci/erarum, 

 Tell.), and gartered j)lume-moth {Oxyptilus periscelidactylus, Fitch). 

 The bulletin is illustrated with 2G figures. 



Massachusetts Hatch Station, Meteorological Bulletin No. 27, March, 1891 



(pp. 4). 



This includes a daily and monthly summary of observations for 

 March, 1891, made at the meteorological observatory of the station, in 

 charge of 0. D. Warner, B. S. 



