00487nam a2200157Ia 4500008004100000020001500041082001400056100002000070245006900090260005400159300000800213650004100221650003400262653001300296653002000309170901s2005    xx            000 0 und d  a8120321618  a631bA18P  aAcquaah, George 0aPrinciples of Crop ProductionbTheory, Techniques And Technology  aNew DelhibPrentice-Hall of India Pvt. Ltd.c2005  a460  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgronomy  aCrop production