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Plant Breeding ; Edited by V.L. Chopra Effiecient use of Water in Irrigation Hillel, Daniel Art and Eterinty Art and Eterinty:The Nefertari Wall Paintings Conservation Project 1986-1922/;Eidted by Miguel Angel corzo and Mahasti Afshars Drink and Be Merry Drink and Be Merry; Edited bylester Grady Soil & water conservation in the Punjab Gorrie, R. Maclagan Farm Records and Accounting Hopkins JohnA Irrigation in the San Joaquin Valley Martin, G. Walter RESEARCH METHODOLOGY TOOLS AND TECHNIQUES