Using aphenomenological V + A coupling for the weak vertex LAMBDA yields + pi , a simple model of decays SIGMA yields + pi is constructed under the assumption of odd SIGMA LAMBDA parity. The model predicts that alpha /sub o/ approximately - sigma /sub LAMBDA / and that decay SIGMA /sub - / yields . n + pi /sup -/( SIGMA /sup +/ yields n + pi /sup +) is essentially pure s-wave (p-wave). (auth)