Agricultural Water Management, 22 ( 1992 ) 411-412 4 i 1 © 1992 Elsevier Science Publ i shers B.V. All r ights reserved, 0 3 7 8 - 3 7 7 4 / 9 2 / $ 0 5 . 0 0

Contents Volume 22, 1992

Vol. 22 N o s . l + 2 OCTOBER 1992

A c k n o w l e d g e m e n t s ................................................................................................................. ix Preface .................................................................................................................................... xi Fo r wa r d ................................................................................................................................... xv List o f Figures .......................................................................................................................... xix List o f Tables ........................................................................................................................... xxi

Part I Defining the problems of irrigation planning in developing countries

Chap te r 1 : Issues in i r r igat ion ................................................................................................. 1

Chap t e r 2: Case s tudies ........................................................................................................... 15

Chap t e r 3: Pro jec t objec t ives - the economics o f assured and equi table del iver ies ............... 51

C h a p t e r 4: Linking the m a n a g e m e n t s t ruc ture to the canal ne twork layout ........................... 65

Part II Guidelines for planning and operating structured irrigation systems

Cha p te r 5: Cropp ing sys tems and water d e m a n d s .................................................................. 81

Cha p t e r 6: P repa r ing m a p s for ne twork layout ...................................................................... 105

C h a p t e r 7: In te r re la ted hydraul ic , e conomic and e n v i r o n m e n t a l e l ement s ........................... 113

C h a p t e r 8: Ne tw or k design and layout ................................................................................... 147

Chap t e r 9: Schedul ing del iver ies wi th adequa te suppl ies and wi th l imi ted suppl ies ............. 183

Cha p t e r 10: M o n s o o n season del ivery schedul ing in wa te r -cons t ra ined projects .................. 207

C h a p t e r 11: Epilogue .............................................................................................................. 221

Glossary .................................................................................................................................. 225

References ............................................................................................................................... 229

412

Vol. 22 No. 3 NOVEMBER 1992

Development of a portable rainfall simulator infiltrometer for infiltration, runoff and eriosion studies A. Bhardwaj and R_ Smgh (Kharagpur, India) ................................................................. 235

Econometric consideration for reuse of drainage effluent in wheat production A.K. Agnihotri (Kullu, India), P.S_ Kumbhare, K.V.G.K. Rao and D.P. Sharma (Karnel, India) ................................................................................................................. 249

Contrasting soil moisture environments beneath sugar cane drip irrigated during the day, and at night C.L. Abbott (Wallingford, UK) and P.D. Ah Koon (Reddit, Mauritius) ....................... 271

Effect of water regime on yield of drip irrigated first ratoon cane intercropped with maize and groundnut G.C. Soopramanien, R. Nayamuth (Redfiit, Mauritius) and C.H. Batchelor ( Wallingford, UK) ............................................................................................................ 281

Dynamics of water use under annual legume pastures in a semi-arid mediterranean environment I.A.M. Yunusa, R.H_ Sedgley and D. Tennant (Nedlands and South Perth, Australia) .......................................................................................................................... 291

Hydrologic and salinity changes associated with tree plantations in a saline agricultural catchment in southwestern Australia E_A.N. Greenwood, A. Milligan, E.F. Biddiscombe, A.L. Rogers, J.D. Beresford, G.D. Watson and K.D. Wright (Wembley and Canberra, Australia) .............................. 307

Vol. 22 No. 4 DECEMBER 1992

Water and energy conservation using irrigation scheduling with center-pivot irrigation systems W.L. Kranz, D.E. Eisenhauer and M.T. Retka (Concord, NE, USA) .............................. 325

Water management strategy for increasing monsoon rice production in Bangladesh M.D.J. Islam and M.K. Mondal (Gazipur, Bangladesh) ................................................. 335

Effect of continuous irrigation with sodic and saline-sodic waters on soil properties and crop yields under cotton-wheat rotation in northwestern India M.S_ Bajwa, O.P. Choudhary and A.S. Josan (Ludhiana, India) ..................................... 345

Water use of agricultural and native plants in a Western Australian wheatbelt catchment P. Farrington, R.B. Salama, G.D. Watson and G.A. Battle (Wembley, WA, Australia I .......................................................................................................................... 357

The effect of filter feeding fish on water quality in irrigation reservoirs G. Sagi (Tel-Aviv, Israel) .................................................................................................. 369

Canopy temperature to assess daily evapotranspiration and management of high frequency drip irrigation systems J. Ben-Asher (Sede Boquer Campus, Israel), C_J. Phene (Fresno, California, USA ) and A. Kinarti (Tzemach, Israel) .................................................................................... 379

Evaluating three cotton simulation models under different irrigation regimes D.K. Asare, T.W. Sammis (Las Cruces, NM, USA), H. Assadian (El Paso, TX, USA ) and J.k. Fowler (Las Cruces, NM, USA and) ........................................................ 3q I