000 00259 a2200121 4500
080 _a63
_bM 822 R
100 _a
_d
245 1 _aRural science
_cby G.R. Moore
260 _aLondon
_bCassell
_c1965
300 _a90 p.
650 _aRural Science
901 _a86423
999 _c40703
_d40703