000 00239nam a2200085Ia 4500
100 _aFreney, J.R.
250 _a1st
245 _aGaseous Loss of Nitrogen from plant soil systyem : Development in Plant and Soiil ScienceVol :9
260 _c1983
082 _a631.416FRE/SIM
999 _c321511
_d321511