TY - JA AU - Wiersma,D TI - Water and its relation to soils and crops. IV. The soil environment and root development SN - No (Revis PY - 1959/// N1 - Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0065-2113 T2 - Advances in Agronomy ER -