The tracheal mite, Acarapis woodi (Rennie), parasitizes the
honey bee, Apis mellifera L., an insect used extensively by humans
for pollination of domestic crops and for bee products, primarily
honey.
This parasite was first discovered in 1921 on the Isle of
Wight, a small island situated in the English Channel...
Phosphorylation of free galactose by lactic streptococci was
mediated by an adenosine triphosphate (ATP) dependent kinase which
was repressed by glucose. The phosphoenolypyruvate (PEP) phosphotransferase
system (PTS) was not involved in transport of galactose,
The conversion of free galactose to glucose was also demonstrated.
A key Leloir pathway enzyme, uridine...
The purpose of this research was to determine, if there are and the
nature of, the common professional education competencies of selected
community college vocational instructors. The respondents in the study
represented four instructors from each of 40 community colleges selected
from the four western states of California, Colorado, Oregon...
Hybrids with abnormal development were obtained when particular
genotypes of Phaseolus vulgaris L. were crossed. The phenotypic
aberrations of the F₁s included retarded growth, chlorosis of the
trifoliate leaves and the formation of adventitious roots on the
hypocotyls. The expression of the abnormalities was dependent on the
temperature. At high...
The central purposes of this study were to review the
historical sources of David Kolb's formulation of experiential
learning theory, and to determine the effect and
application of Kolb's theory and Learning Style Inventory
as reflected in the literature between 1971 and 1990.
It was found that Kolb based his...
The primary objective of this study was to identify, and to
group, the professional education competencies common to administrators
of vocational education. The technique of factor analysis was
used to form logical groups of competencies. The secondary objectives
were to:
1. determine, by the method of the analysis of variance,...
The purpose of this research was to examine the relationship
of two organizational variables, the type of instructional organizational
structure and the administrative position level, to the job satisfactions
of community college vocational administrators. Specifically,
the purposes of this study were to examine the following
questions:
1. Does the type...
The major consideration of this study was the testing of the
superiority of the whole or part method for developing basic arc welding
skills. Data were also generated which facilitated investigation of:
(1) the relationship of welding skill development to cognitive attainment
of welding information as measured by welding proficiency...
This study was an experimental investigation of two methods of
teaching students the cognitive knowledge and psychomotor skills pertaining
to the automobile brake system. The methods investigated
were the experimental individualized learning system and the traditional
group-lecture and demonstration.
Experimental Design and Procedure
The experiment, conducted during the spring term...