Research, education and extension in agriculture
Ashton, J
Research, education and extension in agriculture - Edinburgh, Scotland Oliver & Boyd 1969 - 22cm. 186 - (Agricultural Adjustmend Unit Symposim) .
AGRICULTURAL EXTENSION WORK - - GREAT BRITAIN
AGRICULTURAL EXTENSION WORK - - GREAT BR AGRICULTURAL RESEARCH - - GREAT BRITAIN
630.720..42 A81R
Research, education and extension in agriculture - Edinburgh, Scotland Oliver & Boyd 1969 - 22cm. 186 - (Agricultural Adjustmend Unit Symposim) .
AGRICULTURAL EXTENSION WORK - - GREAT BRITAIN
AGRICULTURAL EXTENSION WORK - - GREAT BR AGRICULTURAL RESEARCH - - GREAT BRITAIN
630.720..42 A81R