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Structural quality of polyacrylamide-treated cohesive soils in the coastal tablelands of Pernambuco. Diego Vandeval Maranhão de Melo, Brivaldo Gomes de Almeida, Edivan Rodrigues de Souza, Laércio Santos Silva, Paulo Klinger Tito Jacomine
Cohesive soils present agricultural limitations due to its characteristics of being hard to extremely hard when dry and when wet crumble, which reduce available water due to root penetration decreased. So, in coastal plateau, undisturbed soil samples were collected from cohesive horizon of Yellow Ultisol from Northeast of Brazil and saturated with three treatments: T0 Control (water), T1 (PAM
