Practical crop protection from the air, 1st February 1978 : [proceedings] /
Symposium on Practical Crop Protection from the Air(1st :1978 :London)mn
Royal Aeronautical Society.cn
London : Royal Aeronautical Society,
1978.
Sponsored by the Royal Aeronautical Society.
Includes bibliographical references.
Aerial spraying and dusting in agriculture
Plants, Protection of