Animal husbandry – Entomological culture device – Egg treatment – production – or storage
Patent
1989-02-09
1990-06-19
Weiss, John
Animal husbandry
Entomological culture device
Egg treatment, production, or storage
A01K 6100
Patent
active
049343181
ABSTRACT:
A method of controlling the population of sea lamprey wherein a suitable treatment site is chosen and rocks of a sufficient size and concentration are then introduced to the floor of the watercourse to create an inhospitable environment for spawning lamprey. Various means of locating appropriate treatment sites and carrying out the treatment of the site chosen are described.
REFERENCES:
patent: 2955569 (1960-10-01), Oahlin
patent: 4395969 (1983-08-01), Cheng et al.
patent: 4594965 (1986-06-01), Asher
The encyclopedia of Marine Resources, "Sea Lamprey", pp. 612-616, pub. 1969.
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