Zobrazeno 1 - 1
of 1
pro vyhledávání: '"E. N. Geddings"'
Autor:
C. O. Eddy, E. N. Geddings
Publikováno v:
Journal of Economic Entomology. 22:366-378
The concentration of hydrocyanic acid gas in a large room fumigated with Cyanogas calcium cyanide was determined by removing fixed quantities of air during definite periods at selected times by an aspirator system, passing the samples through small v