00512nam a2200133Ia 4500008004100000082001300041100001700054245012700071260006000198300001300258490006000271600001600331650003100347140224s9999    xx            000 0 und d  a639.2 L6  aKorringa, P.  aFarming marine organism low in the food chain; a multidisciplinary approach to edible seaweed, Mussel and clam production.  aAmsterdambElsevier scientific publishing companyc1976  axiv,64p.  aDevelopments in Agriculture and Fisheries Science; no.1  aP. Korringa  aFisheries,Marine organisms