000 00293 a2200121 4500
080 _a631.22
_bU 58 S
245 1 _aBiological and agricultural problems
260 _aMoscow
_bU.S.S.R. Academy of Sciences
_c1953
650 _aFarm Buildings
100 _a
_d
300 _a575 p.
901 _a50209
999 _c43184
_d43184