01016nam a2200133   4500008004100000100003100041245008000072260007300152300003900225500002500264520055700289700001900846700001700865160624b        xxu||||| |||| 00| 0 eng d  aEdited by Shashidhar, H.E.  aMethodologies for root drought studies in rice /cEdited by H.E Shashidhar.  aLos Baños, Laguna :bInternational Rice Research Institute,c2012.  a65 pages :billustration ,c28 cm.  aIncludes references.  aRoot sampling by using a root box- pinboard method -- Quantitative measurement of root growth angle by using the basket method -- Assessing root growth and water extraction for rainfed rice -- Assessing root penetration ability and resource capture from deeper soil layers -- Field methods -- Methodologies for managed drought stress experiments in the field --Root sampling in the field with soil cores and monoliths -- The raised- bed system and deep- root restriction system system : a unique method of screening deep- rooted genotypes in the field.  aHenry, Amelia.  aHardy, Bill.