Our constant enemy :
Our constant enemy : the insect
- Philadelphia : De Frenes Film : Rohm and Haas Company : [197?].
- 1 video (31 min., 03 sec.)
Description about the research and creation of insecticides using for combat the insect in home, industrial and agricultural front.
Audio in English.
Insecticides
Description about the research and creation of insecticides using for combat the insect in home, industrial and agricultural front.
Audio in English.
Insecticides