000 00286nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aLumpkin (TA) and Plucknets (DL)
245 0 _aAzolla as a green manure
260 _bWestview
260 _c1982
365 _b343.2
942 _cBK
999 _c213990
_d213990