Saskatoon — Potash Corp. of Saskatchewan Inc. said June 30 it has begun the recall process at its Lanigan, Sask., facility to reinstate 47 permanent employees. The company said the recall reflects ongoing tightness in the granular potash market. This follows a 50-employee call back at its Penobsquis, N.B., facility June 16 (GM June 23, p. 13).