1. The effects of three tillage systems combined with different compaction and mulching treatments on soil temperature and soil thermal properties;Børresen;Norw. J. Agric. Sci.,1990
2. Wheat yield depression associated with conservation tillage caused by root pathogens in the soil not phytotoxins from the straw;Cook;Soil Biol. Biochem.,1991
3. Christian, D.G., Bacon, E.T.G., Miller, D.P., Nash, C., 1988. The effect of depth of straw incorporation on the growth and yield of winter wheat on a clay and a silt loam soil. In: Proceedings of the 11th Conference of International Soil Tillage Research Organization (ISTRO), Tillage and Traffic in Crop Production, 11–15 July 1988, Scottish Centre of Agricultural Engineering, Bush Estate, Edinburgh, Scotland, 2. pp. 613–617
4. Chrutchfield, D.A., 1984. Effect of wheat mulch on weed control and weed growth. Ph.D. dissertation, University of Nebraska, Lincoln. 1984
5. Comparison of direct drilling, reduced cultivation and ploughing on the growth of cereals 3. Winter wheat and spring barley on calcareous clay;Ellis;J. Agric. Sci. Camb.,1979