00409naa a2200121 a 450000100080000000500110000800800410001910000250006024500930008526000090017870000150018777300850020218302092010-01-10       1982    bl ---       0--  u    #d1 aRAJESWARA RAO, B. R.  aProductivity and nutrient uptake by two sprong wheat cultivars in pure and mixed stands.  c19821 aPRASAD, R.  tZeitschrift für Acker- und Pflanzenbau, Berlingv. 151, n. 3, p. 235-244, 1982.