Effects of food, light and quicklime (CaO) to control starfish (Asterias rubens)

aliment pour animaux amendement calcique application rates asteroidea bacalao behaviour cabillaud calcium oxide cod comportamiento comportement conchyliculture control methods depredadores dosage effects dose d'application enmiendas calizas feeds flatfish lesiones lesions light liming materials luz mollusc culture mollusca mortalidad mortalite mortality moule mussels noruega norway ostra oxyde de calcium oysters peces planos piensos poisson plat predation predators salmon saumon