Science and technology of organic farming
Barker, Allen V.,; 1937-
Science and technology of organic farming - Boca Raton, FL CRC Press 2010 - xv, 224 p. : ill. ;
9781439816127
631.86/.87 / B241S
Science and technology of organic farming - Boca Raton, FL CRC Press 2010 - xv, 224 p. : ill. ;
9781439816127
631.86/.87 / B241S