Yazar
harold j derr
3 cilt bulundu.
Cilt sonuçları
Direct-seeding longleaf pine
Harold J. Derr · Southern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture
22 sayfa · 1959
Planting / Longleaf pine / Cutover lands
Direct-seeding pines in the South
Harold J. Derr · U.S. Forest Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
68 sayfa · 1971
Pine / Reforestation / Sowing
Bedding poorly drained sites for planting loblolly and slash pines in southwest Louisiana
Harold J. Derr · Dept. of Agriculture, Forest Service, Southern Forest Experiment Station
Sayfa sayısı yok · 1977
Loblolly pine / Pine