00622     2200205   4500001002100000005001500021007000300036008004100039035002000080082001100100084001700111100001900128245012200147250002500269260003900294300003400333500002100367650001600388990001200404INLIS00000000005406020220423094354ta220423                g          0 eng    a0010-0422000610  a626.81  a626.81 VAR t0 aVARSHNEY, R.S.1 aTheory & design of irrigation structures :bvolume I. channels and tubewells /cR.S. Varshney, S.C. Gupta, R.L. Gupta  a4th edition enlarged  aRoorkee :bNEM Chand & Bros,c1979  axvi, 452 p. :bill. ;c21 cm.  aIndex p. 443-452 4aIRRIGATIONS  a3423/84