000 00279 a2200109 4500
080 _a633.491-2.19
_bR 737 S
245 1 _aSymptoms of potash deficiency on potatoes
_cby Gustav Rohde
260 _aBerlin
650 _aPotash Deficiency
100 1 _aRohde, Gustav
_d
901 _a11915
999 _c47949
_d47949