000 00302 am a2200121 a 4500
100 1 _aDurbach, S.
245 1 _aSome simple methods gully control
260 _aSalisbury
_c1964
300 _a1-9 p.
942 _2udc
_cB
440 _aFederal Ministry of Agriculture. Bulletin No. 2244
901 _aS9648
999 _c110368
_d110368