In recent years Zaire has changed from a net exporter to a
net importer of maize. Four districts of South Central Zaire were
selected to investigate factors which limit the production and the
supply of marketed maize grain in Zaire.
Farmers in this area were interviewed to collect data on...
Rural areas tied to natural resource-based economic activity are encountering
difficulties in preparing for economic growth and development.
An important problem facing local officials of such an area, Union County,
Oregon, is the identification of county characteristics that may induce
the expansion of local businesses and location of new plants....
This paper explores the use of sonification, the conversion of data into sound, to convey the significance of SARS-COV-2 and its global impact. It emphasizes sonification as a valuable tool for making complex data accessible, particularly in high school education. Sonification, an interdisciplinary field, leverages the human auditory system's pattern...
Importance of tenure structures is often ignored in agricultural
development planning in India. Emphasis instead is commonly
placed on agro-techniques for increasing productivity to meet the
growing needs of food supply. To evaluate the affects of institutionalized
tenure structure on agricultural efficiency, two pairs of contiguous
districts from Madhya Pradesh,...
Two populations of the pine needle scale, Phenacaspis pinifoliae
(Fitch), were studied. One population was located in Corvallis,
Oregon, and the other population was located near Santiam Pass,
Oregon. Both populations were feeding on Pinus contorta.
The Corvallis population was unisexual, univoltine, and over
wintered as both eggs and adult...
Public policy structured to treat "market failures" related to
land use (through restructuring property rights) must be evaluated in
terms of its potential impacts not only upon social efficiency, but also
upon the distributions of wealth and income associated with real
estate ownership. Analyses of basic relationships between forms of...
Grape phylloxera, Daktulosp/iaira vitfoliae (Fitch) development was studied under field and laboratory conditions. The aphid-like insect feeds on Vitis vinfera L. roots producing swellings that decay and lead to vine decline. The only long-term economic solution for control of grape phylloxera (GP) is to plant vines grafted onto a resistant...
