Perspectives for Agronomy

Preface. Acknowledgements. Section 1: Introduction Role of research and education in the development of agriculture in Europe (E. Porceddu, R. Rabbinge). Section 2: Agricultural Land Use, Food Security and Environment Land use transformation in Africa: three determinants for balancing food security with natural resource utilization (P.A. Sanchez, R.R.B. Leakey). Agro-ecological characterisation, food production and security (P. Bullock). The potential benefits of agroforestry in the Sahel and other semi-arid regions (H. Breman, J.J. Kessler). Chemical crop protection research and development in Europe (R. Neumann). Emissions of CO2, CH4 and N2O from pasture on drained peat soils in the Netherlands (C.A. Langeveld et al.). Section 3: Crop Physiology and Ideotyping Effects of CO2 and temperature on growth and yield of crops of winter wheat over four seasons (G.R. Batts et al.). Use of in-field measurements of green leaf area and incident radiation to estimate the effects of yellow rust epidemics on the yield of winter wheat (R.J. Bryson et al.). Simulating light regime and intercrop yields in coconut based farming systems (J. Dauzat and M.N. Eroy). Improving wheat simulation capabilities in Australia from a cropping systems perspective: water and nitrogen effects on spring wheat in a semi-arid environment (H. Meinke et al.). Comparison of CropSyst performance for water management in southwestern France using submodels of different levels of complexity (C.O. Stockle et al.). Root growth of three onion cultivars (A.D. Bosch Serra et al.). Interspecific variability of plant water status and leaf morphogenesis in temperate forage grasses under summer water deficit (J.-L. Durand et al.). Evaluation of sunflower (Helianthus annuus,L.) genotypes differing in early vigour using a simulation model (F. Agüra et al.). Options of breeding for greater maize yields in the tropics (A. Elings et al.). Section 4: Managing Resource Use Nitrogen budgets of three experimental and two commercial dairy farms in the Netherlands (J.J. Neetson, J. Hassink). Resource use at the cropping system level (P.C. Struik, F. Bonciarelli). The efficient use of solar radiation, water and nitrogen in arable farming: matching supply and demand of genotypes (A.J. Haverkort et al.). Soil-plant nitrogen dynamics: what concepts are required? (E.A. Stockdale et al.). Modeling crop nitrogen requirements: a critical analysis (C.O. Stockle, P. Debaeke). Maize production in a grass mulch system - seasonal patterns of indicators of the nitrogen status of maize (B. Feil et al.). Nitrogen transformations after the spreading of pig slurry on bare soil and ryegrass ¹⁵N-labelled ammonium (T. Morvan et al.). Size and density fractionation of soil organic matter and the physical capacity of soils to protect organic matter (J. Hassink et al.). Characterization of dissolved organic carbon in cleared forest soils converted to maize cultivation (L. Delprat et al.). Analysis of impact of farming practices on dynamics of soil organic matter in northern China (H.S. Yang, B.H. Janssen). Agronomic measures for better utilization of soil and fertilizer phosphates (K. Mengel). Section 5: Designing Farming Systems A methodical way of prototying integrated and ecological arable farming systems (I/EAFS) in interaction with piolot farms (P. Vereijken). The Logården project: development of an ecological and an integrated arable farming system (C.A. Helander). Intergrated crop protection and environment exposure to pesticides: methodes to reduce use and impact of pesticides in arable farming (F.G. Wijnands). Use of agro-ecological indicators for the evaluation of farming systems (C. Bockstaller et al.). Model-based explorations to support development of substainable farming systems: case studies from France and The Netherlands (W.A.H. Rossing et al.). Learning for substainable agriculture (B.M. Somers). Author Index. Subject Index.