00679nam a2200133Ia 4500 140224s9999 xx 000 0 und d TR 61.816.3:546.002:633.15(047.3) L0 Fertilizer management practices for maize, results of experiments in the isotopes; results of a 4 year co-ordinated research programme of the joint FAO/IAEA Division of Atomic Energy in food and agriculture. Vienna IAEA 1970 78p. Technical report series no.121 Maize-fertilizers,Maize-manures,Nitrogen fertilizers,Phosphorus fertilizers,Nitrogen isotopes-Physiological effect,Phosphorus isotopes-physiological effect BK 0 0 0 0 KSD KSD 2014-02-24 0 TR 61.816.3:546.002:633.15(047.3) L0 904 2014-02-24 00:00:00 2014-02-24 BK 93045 93045