Table Of Content

ELSEVIER Soil & Tillage Research 38 (1996) 303-304 Contents of Soil and Tillage Research, Volume 38 Vol. 38 Nos. 1,2 August 1996 Statistical analysis of wheat root growth patterns under conventional and no-till systems D. Wulfsohn, Y. Gu (Saskatoon, Sask., Canada), A. Wulfsohn (Coventry, UK) and E.G. Mojlaj Cite Be GO 226 eck Gaara eaceeale dees slates toc aoa 1 Repair of the structure of a compacted Vertisol via wet/dry cycles A.K. Sarmah, U. Pillai-McGarry (St. Lucia, Qld., Australia) and D. McGarry (Indooroopilly, Qld., ee ee ee ee ee ee er ee ee ee ee ee eee 17 Effect of subsoiling and subsequent tillage on soil bulk density, soil moisture, and corn yield S.D. Evans, M.J. Lindstrom, W.B. Voorhees (Morris, MN, USA), J.F. Moncrief (St. Paul, MN, are a, Pe SPD Cc ett teh ete ee hese eeneae 35 Control of soil acidity in no-tillage system for soybean production E.L. De Oliveira and M.A. Pavan (Londrina, PR, Brazil) .........2 e.e .eee0 e2ce e 47 The effects of radial soil confinement and probe diameter on penetrometer resistance R.A. Misra and F.D. Li Gandy Bay, Tas.,.Amstallia) «oc 0 eee 6 en ee eee ee eee eres 59 Zero and reduced ground pressure traffic systems in an arable rotation 1. Cultivation power require- ment 1.W. Dickson and BLM. Rischic (Penicwik, UR)... «on neem ee were rane eseces 71 Zero and reduced ground pressure traffic systems in an arable rotation 2. Soil and crop responses ee 89 Simulation of the effects of trash and N fertilizer management on soil organic matter levels and yields of sugarcane I. Vallis (St Lucia, Qld, Australia), W.J. Parton (Fort Collins, CO, USA), B.A. Keating (St Lucia, Qld, Australia) and A.W. Wood (Ingham, Qld, Australia)... 2.2... 2 ee ee ee ee ee eee 115 Effects of conservation and conventional tillage systems after land clearing on soil properties and crop yield in Santa Cruz, Bolivia R.G. Barber, M. Orellana, F. Navarro, O. Diaz and M.A. Soruco (Santa Cruz, Bolivia) ....... 133 Water use pattern and productivity of rainfed yellow sarson ( Brassica rapa L. var glauca) in relation to tillage and mulching R. Moitra, D.C. Ghosh (Sriniketan, India) and S. Sarkar (Varanasi, India)... ............ 153 Effectiveness of a strip seeder direct drill for pasture establishment W.L. Lowther (Mosgiel, New Zealand), R.F. Horrell (Lincoln, New Zealand), W.J. Fraser, K.D. Trainor and P.D. Johnstone (Mosgiel, New Zealand)... 2... 2... ee eee ee eee eee eee Vol. 38 Nos. 3,4 October 1996 Effects of soil compaction on N-mineralization and microbial-C and -N. I. Field measurements L.S. Jensen (Copenhagen, Denmark), D.J. McQueen (Upper Hutt, New Zealand) and T.G. Showherd Getinereios Marth, Mew ZeGMNE) 0 te tee rete wrens 175 Effects of soil compaction on N-mineralization and microbial-C and -N. II. Laboratory simulation L.S. Jensen (Copenhagen, Denmark), D.J. McQueen (Upper Hutt, New Zealand), D.J. Ross and K.R. Tate (Palmerston North. New Zealand) .. 0. wc ccc cece et eee ee emcee ee eee 304 Contents of Soil and Tillage Research, Volume 38 Effect of soil macroporosity and aggregate size on seed—soil contact A.D. Brown, A.R. Dexter, W.C.T. Chamen and G. Spoor (Silsoe, UK). . 2.2ee 2ee .ee e ee 203 An evaluation of controlled traffic with reduced tillage for irrigated cotton on a Vertisol P.J. Hulme (Armidale, N.S.W., Australia), D.C. McKenzie (Rydalmere, N.S.W., Australia), D.A. MacLeod (Armidale, N.S.W., Australia) and D.T.W. Anthony (Narrabri, N.S.W., Australia).... . 217 Tillage and straw management for modifying physical properties of a subarctic soil CB Pe ee eee ee ee ee ee Characterization of soil physical properties and organic matter under long-term primary tillage in a humid climate M.R. Carter (Charlottetown, Prince Edward Island, Canada)... ....2.25 e-ee 2eee eee Influence of tillage systems on biological properties of a Typic Argiudoll soil under continuous maize in central Argentina A. Costantini, D. Cosentino and A. Segat (Buenos Aires, Argentina) ISTRO-INFO <2 s Ss SS eS Re OS 4 Se SO. STS SSD Cw eve eweeansaeeoewewvweeoeste*t+tweste Reading Table * @« « Ss & ec Ves € V's C'S W'S 4°S C Oe Seo Oe eS «sc ee bee eS THECUS hcO C SThUHMU ULV C oe 8.U V US Erratum oo @6@ @ePseee eee seegegees es CCC CeCe eeeeaeeeseeeceaeean ere eww e|mUCMCLUTCUCUUL TCU ww hE SE UST US Author Index Contents of Soil and Tillage Research, Volume 38 ' eV Se 64 Coe 6 es ew SP eC Se Se we ew ell ThUmL LUC