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Seasonal variations

 Subject
Subject Source: Library of Congress Subject Headings
Scope Note: Created For = TD

Found in 10 Collections and/or Records:

Photoperiodic control of testicular cycles in birds, 1988

 Item
Identifier: Coll-1362/2/391
Scope and Contents

Located in I.A.P.G.R-E.R.S. Staff Papers 1988. Part 2.

Dates: 1988

Seasonal breeding in High-Arctic ptarmigan, 1990

 Item
Identifier: Coll-1362/2/790
Scope and Contents

Located in I.A.P.G.R-E.R.S. Staff Papers 1990. Part 2.

Dates: 1990

Seasonal changes in plasma LH levels in domestic ducks, 1975

 Item
Identifier: Coll-1362/3/991
Scope and Contents

Located in Poultry Research Centre Staff Papers 1975.

Dates: 1975