Effects of Irrigation and Nitrogen Fertilization on Root Growth and Root Characteristics of Wheat on a Clay Terrace Soil of Bangladesh

Ralwnwi AgrcurUversa91adesveer 1997Marck 1998Rrdeo study the effeets of irrigation and nitrogen fertilization on the root growth and root characteristics ef wkeat Tke experiixeRt was executed iR the sptit-plet design cemprising tke combination of the five levels of irrigation arranged ag a main plot and the four rates of N applieation distributed to a subplot The treatments for the study were the s ame as before Both irrigation and N applicatioR have createda remarkable impact on reot leltgth density root weight density aRd root-to-shoot ratio of wheat Root iength deRsity aRd root (liameter in the surfaee layer iRereaf ed with the increasag ievel of irrigatien or N application Root growth in the subsurface layers increased when eithe r irrigation or N application was lirnited while the er was iRe om level Rto-shrawasegey crrelatedke frequency and amount of irrigation and N application Higher frequency of irrigation has reark)y red((sostrekthRe srfaceayer)