1977: vol. 4, no. 7

Artículos

• Observations on the ecology of sea mussels in the ria Deseado

  Héctor E. Zaixso, Catalina T. Pastor

  1-46

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• Breeding ecology of the Eared Dove Zenaida auriculata. I. Seasonal variation in body weight, gonads, fat reserves and moult

  Enrique H. Bucher, Eduardo Gómez, Ismael E. di Tada, Gustavo J. Reati

  47-67

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• The pleuston of Pistia stratiotes in “Barranqueras” pond (Chaco Prov. Argentina Rep.)

  Alicia Poi Neiff, Juan José Neiff

  69-101

  • PDF (Español (España))