TY - JA AU - Ellis,F.B. AU - Barnes,B.T. TI - Growth and development of root systems of winter cereals grown after different tillage methods including direct drilling SN - 1573-5036 PY - 1980/// KW - Clay soils KW - Drilling KW - Earthworms KW - Root systems KW - Soil structure KW - Soil water content KW - Winter crops KW - Triticum aestivum KW - AGROVOC N1 - Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0032-079X; Tables, graphs, references p. 294-295 T2 - Plant and Soil ER -