00257nam a22000977a 4500003000400000008004100004082001800045100002000063245003800083260003800121OSt230624b        |||||||| |||| 00| 0 eng d  a581.5bAQ1237  aIsraelsen, O.W.  aIrrigation Principles & Practices  aWiley TopanbS.R., Technierc1962