241 



Bradley, J. C. 



'13. The Siricidse of North America. Journ. Ent. and Zool., 



5 : 1-30. 

 Brauer, F. 



'53. [Habits of imago of Bittacus tipularius F.] Verhandl. zool.- 



bot. Vereins in Wien, 3 : 151. 

 '55. Beitrage zur Kenntniss des inneren Baues und der Ver- 



wandlung der Neuropteren. Verhandl. der zool.-bot. Vereins 



in Wien, 5 : 701-726. 

 '63. Beitrage zur Kenntniss der Panorpiden-Larven. Verhandl. 



k. k. zool.-bot. Gesellsch., 13:307-324. 

 '71. Beitrage zur Kenntniss der Lebensweise und Verwandlung 



der Neuropteren. (Micromus variegatus Fabr., Panorpa 



communis L., Bittacus italicus Klg. und Bittacus Hagenii 



Brau.) Verhandl. k. k. zool.-bot. Gesellsch. in Wien, 21: 



107-166. 



Briggs, L. J., and Belz, J. O. 



'11. Dry farming in relation to rainfall and evaporation. U. S. 

 Dept. Agr., Bur. Plant Industry, Bull. No. 188. 71 pp. 



Buckingham, E. 



'04. Contributions to our knowledge of the aeration of soils. 

 U. S. Dept. Agr., Bur. Soils, Bulk No. 25. 52 pp. 



Bunge, G. 



'88. Ueber das Sauerstoffbedurfniss der Schlammbewohner. 

 Zeit. fiir Physiol. Chemie, 12:565-567. 



Busck, A. 



'02. Notes on enemies of mushrooms and on experiments with 

 remedies. U. S. Dept. Agr., Div. Ent., Bull. No. 38, n. s., pp. 

 32-35- 

 Cameron, A. E. 



'13. General survey of the insect fauna of the soil within a lim- 

 ited area near Manchester [England] : a consideration of the 

 relationships between soil insects and the physical conditions 

 of their habitat. Journ. Econ. Biol., 8: 159-204. 



Card, F. W. 



'97. Windbreaks. Bull. Neb. Agr. Exper. Sta., 9, No. 48: 

 69-96. 



