000
00244nam a2200109Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Bose (M.G)
245
0
_a
On irrigation efficiencies
260
_b
L.R.I
365
_b
Fl.14
942
_c
BK
999
_c
211353
_d
211353