TY  - BOOK
AU  - Clausen, C. P.
TI  -  The effect of host size upon the sex ration of hymenopterous parasit es and its relation to methods of rearing and colonialization
U1  - 595.79 
PY  - 0000///199?]
CY  - [s.l
PB  - s.n
KW  - Hymenoptera
N1  - Includes bibliographical references
ER  -