Author: Emil Wilhelm Lehmann
Publisher:
ISBN:
Category : Soil conservation
Languages : en
Pages : 28
Book Description
Saving Soil by Use of Mangum Terraces
Author: Emil Wilhelm Lehmann
Publisher:
ISBN:
Category : Soil conservation
Languages : en
Pages : 28
Book Description
Publisher:
ISBN:
Category : Soil conservation
Languages : en
Pages : 28
Book Description
Miscellaneous Publication
Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 754
Book Description
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 754
Book Description
Saving Soil by Use of Mangum Terraces
Author: Emil Wilhelm Lehmann
Publisher:
ISBN:
Category : Soil conservation
Languages : en
Pages : 20
Book Description
Publisher:
ISBN:
Category : Soil conservation
Languages : en
Pages : 20
Book Description
Knots in Second-growth Pine and the Desirability of Pruning
Author: Benson H. Paul
Publisher:
ISBN:
Category : Pine
Languages : en
Pages : 1026
Book Description
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.
Publisher:
ISBN:
Category : Pine
Languages : en
Pages : 1026
Book Description
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.
Soil Report
Author: University of Illinois (Urbana-Champaign campus). Agricultural Experiment Station
Publisher:
ISBN:
Category : Soils
Languages : en
Pages : 928
Book Description
Publisher:
ISBN:
Category : Soils
Languages : en
Pages : 928
Book Description
Circular
Author: University of Illinois at Urbana-Champaign. Agricultural Experiment Station
Publisher:
ISBN:
Category :
Languages : en
Pages : 562
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 562
Book Description
Bibliography on Soil Erosion and Soil and Water Conservation
Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 672
Book Description
This bibliography is a list of references to published material on soil erosion and soil and water conservation. Some of these references may not appear to deal directly with erosion or conservation, but they have a pertinent relationship to some phase of the subject.
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 672
Book Description
This bibliography is a list of references to published material on soil erosion and soil and water conservation. Some of these references may not appear to deal directly with erosion or conservation, but they have a pertinent relationship to some phase of the subject.
Publications on Planning for Soil, Water, and Wildlife Conservation, Flood Control, and Land Utilization
Author: United States. Soil Conservation Service
Publisher:
ISBN:
Category : Conservation of natural resources
Languages : en
Pages : 140
Book Description
Publisher:
ISBN:
Category : Conservation of natural resources
Languages : en
Pages : 140
Book Description
Technical Note
Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 1066
Book Description
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 1066
Book Description
Circular
Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 634
Book Description
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 634
Book Description