Browsing Sustainable aquaculture by Author "Cruz, E.M."

Now showing items 1-4 of 4

    • High yields but still questions: three years of animal-fish farming 

      Hopkins, K.; Cruz, E.M. (1980)
      Type: Journal Article
      The CLSU/ICLARM Integrated Animal-Fish Farming Project at Central Luzon State University, Nueva Ecija, Philippines, is approaching the end of its third year. During this time, ponds and animal houses have been constructed ...

    • Preliminary results of integrated pig-fish and duck-fish production tests 

      Cruz, E.M.; Shehadeh, Z.H. (1980)
      Type: Book Chapter
      A research project was initiated in 1977 at the Freshwater Aquaculture Center (FAC) of the Central Luzon State University (CLSU) design a fish polyculture system that would provide the highest economic return, giving manure ...

    • The ICLARM-CLSU integrated animal-fish farming project: final report 

      Hopkins, K.D.; Cruz, E.M. (1982)
      Type: Report
      Full results of 18 major livestock-fish farming experiments in which tilapia were grown using excreta from chickens, ducks and pigs over a 3-year period. Includes economic analyses and forecasts and 26 pages of raw and ...

    • Water quality in integrated livestock-fish ponds 

      Hopkins, K.D.; Inocencio, P.; Cruz, E.M. (1983)
      Type: Journal Article
      Water quality variables were monitored during 3.5 years of research on pig-fish, duck-fish and chicken-fish systems. Early morning dissolved oxygen levels were often below 0.5 mg/1. Total ammonia levels were highest in ...