004460000a22001330004500020001500000060000800015082001200023100002200035245006200057260004800119260000900167300000800176650012800184  a8189253549  a100  a633 VIK  aVikas, Ahlluwalia  aEnvironmental and Econological Aspects of Crop Production  aNew Delhi, Paragon International Publishers  c2007  a292  aOrganic Crop / Fertiliser Use / Livestock Production / Transgenic Crops / Soil Management / Organic Fruits/ Weed Management