TY - BOOK ID - 139144722 TI - Direct-seeding pines in the South AU - Derr, Harold J. AU - Mann, W. F. AU - United States. PY - 1971 PB - Washington, D.C. : U.S. Dept. of Agriculture, Forest Service, DB - UniCat KW - Pine KW - Reforestation KW - Sowing UR - https://www.unicat.be/uniCat?func=search&query=sysid:139144722 AB - ER -