000 00395nam a2200133Ia 4500
008 130223s9999 xx 000 0 und d
080 _a633.15:581.144.2:631.416.4+631
100 _aKeltjens, W.G.
245 _aFactors affecting absorption and transport of potassium in maize roots
260 _aWageningen
440 _aNo. 876; Netherlands Centre fo
901 _pS31282
942 _cB
_2udc
999 _c122026
_d122026