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Now showing items 631-637 of 637
Submersed weed management with triploid grass carp in waterlily production ponds
(1990)
Weed control by triploid grass carp (Ctenopharyngodon idella Val.) in waterlily (Nymphaea cultivars) production ponds was investigated and simulated. The 4 x 2 factorial experiment involved eight duplicated treatments ...
Granulosa cell lines as models of ovarian carcinogenesis
(1990)
Cell lines derived from rat ovarian granulosa cells were established as an epithelial model system for studies of in vitro transformation. A series of experiments focused on analysis of an unusual nuclear distribution of ...
Plowshares into swords : the decision to mobilize the National Guard in 1940
(1990)
In September 1939, as Europe went to war, the United States had an Army rated seventeenth in the world. The National Guard was a force, although partially equipped and trained, that could augment it. The Army quickly won ...
An investigation of the effects of variance components on the performance of job shop dispatching policies
(1990)
The objectives of this research are twofold. First, to investigate the impact of unequal processing time variances on overall shop performance. Second, to implement strategies for improving job shop performance by designing ...
An agricultural sector analysis of the United States sugar import policy
(1990)
The United States has maintained a sugar import quota since 1982. This policy, while supporting U.S. producer prices and incomes at a high level, has caused consumers to pay more for sugar and has reduced the incomes of ...
Kinetic modeling of the Fischer-Tropsch synthesis
(1990)
The objective of this work was to develop a kinetic model to describe the conversions and selectivity typical of iron based Fischer-Tropsch catalysts, and to apply the model in simulations of typical laboratory reactors. ...
Attitudes of small-scale fishermen in Pangandaran, Indonesia toward selected governmental programs, the occupation of fishing, and risk
(1990)
This study analyzed selected problems of small-scale fishermen in Indonesia, related to governmental assistance, fishing as an occupation, and their willingness to take risk associated with fishing practices. The population ...