Bio Sciences Information Service 19 ) of Biological Abstracts , 2100 Arch St. , Philadelphia , Pennsylvania 19103. US $ 30 . ... 3 , 4 , 6 , 8-42 ( 1950-67 )ABSTRACTS OF ROMANIAN TECHNICAL LITERATURE v . 1- 1965- Trim .

[ Abstract ( En ) in agris ] . tabanidae ; iraq / biology : aphids : developmental stages : sex ratio : genera glassplate von 85-097278 ... 85-097280 Publications on Trichogramma and other egg parasites that have appeared in 1983.