TY  - BOOK
AU  - Balduf, Walter Valentine.
TI  - Obligatory and facultative insects in rose hips; their recognition and bionomic
T2  - Illinois biological monographs
U1  - 635.9333 
PY  - 1959///
CY  - Urbana
PB  - University of Illinois
KW  - Rosas
KW  - Plagas
ER  -