000 00301nam a2200121Ia 4500
008 221219s9999 xx 000 0 und d
100 _aBalraj Singh 
245 0 _aProtected Cultivation of Vegetable Crops
250 _a1st
260 _bKalyani Publisers
650 _aVegetale Science
942 _cBK
999 _c2425
_d2425