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Nucleotide sequence, genomic organization and evolution of a major repetitive DNA family in tilapia (Oreochromis mossambicus/hornorum )
(1989)
A highly repetitive DNA sequence from tilapia (Oreochromis mossambicus/hornorum ) has been cloned and sequenced. It is a tandemly arrayed sequence of 237 bp and constitutes 7% of the fish genome. The copy number of the ...
A Refuge for Red Scale Under Control by Aphytis - Structural Aspects
(1989-12)
No abstract available.
Non-Occurrence of Free-Living Paramoeba-Invadens in Water and Sediments of Halifax Harbour Nova Scotia Canada
(1989)
Seawater and sediment samples from various sites in or near Halifax Harbour were cultured for
Paramoeba as were tissues of the natural sea urchin host Stronglyocentrotus droebachiensis sampled
from Halifax Harbour. An ...
A Refuge for Red Scale the Role of Size-Selectivity by a Parasitoid Wasp
(1989)
The presence of a physical refuge (an area where mortality due to parasitism is very low) has been demonstrated for California red scale, a pest of citrus. Density of red scale is very high, and parasitism by the principal ...