| 000 | 00339nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 160316s1977 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a | ||
| 100 | _aAyanaba, A | ||
| 245 | _aBiological Nitrogen Fixation In Farming System Of The Tropics | ||
| 250 | _a1st | ||
| 260 |
_aNew York _bJohn Wiley & Sons _c1977 |
||
| 300 | _a377 | ||
| 700 |
_a _a |
||
| 999 |
_c16817 _d16817 |
||