Author : Charles Ernest Ramser
Publisher :
Page : 74 pages
File Size : 20,78 MB
Release : 1936
Category : Crop rotation
ISBN :
Author :
Publisher :
Page : 3264 pages
File Size : 19,89 MB
Release :
Category : Government publications
ISBN :
Author : United States. Superintendent of Documents
Publisher :
Page : 3260 pages
File Size : 43,93 MB
Release : 1896
Category : Government publications
ISBN :
Author :
Publisher :
Page : 754 pages
File Size : 44,60 MB
Release : 1938
Category : Agriculture
ISBN :
Author : Benson H. Paul
Publisher :
Page : 1026 pages
File Size : 12,36 MB
Release : 1938
Category : Pine
ISBN :
The pruning of young trees in sparsely and unevenly stocked stands will greatly improve the resulting lumber grades. In northern white and red pines, even in fully stocked stands, artificial pruning is essential for the production of any of the best grades of lumber in a reasonable time.
Author : Kansas. Department of Education
Publisher :
Page : 392 pages
File Size : 10,70 MB
Release : 1937
Category : Education
ISBN :
Author : National Agricultural Library (U.S.)
Publisher :
Page : 810 pages
File Size : 24,20 MB
Release : 1970
Category : Agriculture
ISBN :
Author : United States. Forest Service
Publisher :
Page : 100 pages
File Size : 47,72 MB
Release : 1936
Category : Soil conservation
ISBN :
Author : F. W. Poos
Publisher :
Page : 1152 pages
File Size : 18,10 MB
Release : 1944
Category : Agriculture
ISBN :
Author :
Publisher :
Page : 514 pages
File Size : 20,17 MB
Release : 1936
Category : Government publications
ISBN :
