Weerasooriya, G.V.T.V.Jayatissa, D.N.Rambanda, M.2019-01-212019-01-212015Tropical Agricultural Research, 26(3):p.561-568https://dl.nsf.gov.lk/handle/1/24183Bulk soil parametersPenetration resistanceSoil strengthWeed controlling methodsBulk soil properties as determinants of the compression strength of puddled lowland paddy soils in Sri LankaArticle