000 00362 a2200133 4500
041 _aEn
080 _bKUM
082 _a3438.1
100 _aKumari,B.A.P
245 _aAnalysis of tecnical efficiency of vegetables production controlled environments:a study conducted in Kandy District
260 _c2008
_g2008
300 _bill.
_c30 cm.
_avii,51p
942 _cT
999 _c10517
_d11962