000 00617nam a2200205Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a624.151
_bAs852
100 _aAstapov S V
245 _aExperiments in the use of Cobalt and Iodine radioactive isotopes in land improvement investigations
260 _aWashington
_bNaional Science Foundation
_c1958
300 _a13p.
440 _aPST cat; no 129
500 _aTranslated from Russian
650 _aSoil investigation
700 _aEmel'yanov V A
_4Auth.
700 _aShishkov K N
_4Auth.
942 _cBK
999 _c50641
_d50641