00465nam a22001697a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093110004100102245007500143260003200218300001900250650002600269CHAP20220329135625.0971013s1959            r     00010     d  a39508  a40480  a44606  cCHAP  aE.U.A. Agricultural Research Service  aCrops research in the Soviet Union ; report of a technical study group  aWashington :bA.R.S.,c1959  a26 p.b: ilus.14aAgriculturaxU.R.S.S.