00308nam a2200121Ia 4500082002500000100001800025245007100043260002200114300000700136546001200143700001500155700001600170  a631.587 ICARbSIT/DR  aSitaram Singh  aDrip irrigation system for efficient water and nutrient management  aBiharbICARc2002  a39  aEnglish  aPatel, N G  aAbdul Islam