Evidence suggests that western juniper
(Juniperus occidentalis) in Central Oregon affects
understory production and composition. As trees
increase in size and density, understory production is
reduced and composition changes. This study was
designed to identify the relationship between
production and composition of understory vegetation
and various tree canopy sizes of...
The agriculture production system in the post-war United States is characterized
as highly specialized and increasingly dependent on off-farm inputs. Although the US
has traditionally supported agriculture with numerous government commodity programs
such as target prices, nonrecourse loans, and deficiency payments, agriculture today is
perceived as one of the major...
National farm legislation seeks to moderate the conditions of low farm incomes and commodity price instability. Homogeneity of producer response is generally assumed in national models of aggregate commodity supply. Differing conditions of soil, climate, production systems, costs of production, markets, etc., could cause disparate acreage responses to the commodity...
