Management of oilseed rape to balance root and canopy growth

1 Summary 2 Introduction 2 Materials and Methods 4 Year 1 4 Year 2 5 Weeds and pests 5 Disease control 5 Treatments 6 Results 7 Year 1 7 Year 2 8 Meteorological data 8 Root length density 9 Effects of cultivations on rooting 9 Spring N timing and additional autumn N 10 Low seed rates and delayed sowing 11 Spring growth regulators 13 Yields 14 Discussion 17 Recommendations for further research 18 Acknowledgements 19 References 19 Appendix 20