Spedding, C. R. W.
An introduction to agricultural systems / C.R.W. Spedding. - 2nd ed. - London ; New York : Elsevier Applied Science : 1988. - viii, 189 p. : ill. ; 23 cm.
Includes index.
Bibliography: p. 178-184.
1851661913
88000385
Agricultural systems.
S494.5.S95 / S64 1988
630 / SPI
An introduction to agricultural systems / C.R.W. Spedding. - 2nd ed. - London ; New York : Elsevier Applied Science : 1988. - viii, 189 p. : ill. ; 23 cm.
Includes index.
Bibliography: p. 178-184.
1851661913
88000385
Agricultural systems.
S494.5.S95 / S64 1988
630 / SPI