Now showing items 3458-3477 of 3509

    • Water hardness determination using local laundry bar soaps for carp hatcheries. 

      Ferriols-Pavico, J. Ma.; Aralar, E.V.; Gonzal, A.C. (Fisheries Research Society of the Philippines, 1988)
      A simple method using local laundry soap is described for carp hatchery operation. A saturated soap solution was prepared and uses to titrate a 100-ml water sample of known hardness until a permanent lather appeared on the ...
    • Water quality and holding capacity of intensive and semi-intensive milkfish (Chanos chanos) ponds 

      Sumagaysay-Chavoso, Neila S.; San Diego-McGlone, Ma. Lourdes (Elsevier, 2003)
      This study determined the holding capacity of semi-intensive and intensive milkfish ponds and water quality in relation to fish biomass and feed input. Six units of 1000 m<sup>2</sup> brackishwater ponds were used, three ...
    • Water quality assessment of the Langat River, Selangor, Malaysia using the natural algal periphyton community and laboratory bioassays of two Chlorella species 

      Anton, Ann (Aquaculture Department, Southeast Asian Fisheries Development Center, 1990)
      The physico-chemical conditions in 10 sampling stations off the headwaters of the Langat River, Selangor, Malaysia were studied. Monitoring was done twice a month from June to December 1980. Changes in water quality were ...
    • Water quality criteria for farming the grass shrimp, Penaeus monodon 

      Chen, Hon-Cheng (Aquaculture Department, Southeast Asian Fisheries Development Center, 1985)
      Physiological and growth effects of pH, salinity, temperature, heavy metals, pesticides and others on juvenile grass shrimp Penaeus monodon have been investigated to determine the biologically safe concentrations. Optimal ...
    • Water quality in Imbang river, Negros Occidental: effluents and pollutant loads from agriculture, sugar mills, households, and shrimp farms 

      Gonzales, Guadiosa A.; Gonzales, Hernane J.; Sanares, Roman C.; Taberna, Evelyn T. (Bureau of Agricultural Research, Department of Agriculture, 2007)
      An ecological assessment of Imbang River in Negros Occidental was undertaken from December 1992 to February 1995. The effluents from sugar mills, households, shrimp farms, sugarcane plantations and rice fields were ...
    • Water quality trends of the Rinconada lake system and the implications in lake management 

      Palma, Adelaida L. (PCAARRD-DOST, 2013)
      Monitoring of important water quality parameters were conducted in the Rinconada Lake System in Camarines Sur composed of Lake Bato (3,800 ha), Lake Buhi (1,800 ha), and Lake Baao-Bula (400 ha). Monthly samplings were ...
      Series: Summary of Proceedings No. 1/2013;
    • Way forward 

      Bondad-Reantaso, Melba G. (Aquaculture Department, Southeast Asian Fisheries Development Center, 2019)
      The overall objective of this technical consultation is to bring together the representatives of ASEAN Member States and technical experts to examine the status of aquatic emergency preparedness and response systems currently ...
    • The way forward with ecosystem-based management in tropical contexts: Reconciling with existing management systems 

      Aswani, Shankar; Christie, Patrick; Muthiga, Nyawira; Mahon, Robin; Primavera, Jurgenne H. ORCID; Cramer, Lori A.z; Barbier, Edward B.; Granek, Elise F.; Kennedy, Chris; Wolanski, Eric; Hacker, Sally (Elsevier, 2012)
      This paper discusses some of the challenges and opportunities that can arise when implementing ecosystem-basedmanagement (EBM) in tropical nations. EBM creates a new series of challenges, problems, and opportunities that ...
    • Weaning of hatchery-bred milkfish larvae from live food to artificial diets 

      Duray, Marietta; Bagarinao, Teodora ORCID (Elsevier, 1984)
      Two-week old milkfish (Chanos chanos ) larvae (7.5 mm standard length, 2.3 mg wet body weight) previously fed only rotifers were weaned abruptly to six artificial diets (commercial feed TP, artificial plankton AS and BP, ...
    • Weaning of the Asian catfish, Clarias macrocephalus Gunther, larvae to formulated dry diet 

      Fermin, Armando C.; Bolivar, Ma. Edna C. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      Two feeding trials lasting 10 days each were conducted to determine the weaning time in the Asian catfish, Clarias macrocephalus, larvae to dry diet feeding. Three-day-old catfish larvae were fed newly-hatched Artemia ...
    • Weather observation at Tigbauan, Iloilo, Philippines from 1977 to 1980 

      Motoh, Hiroshi; Solis, Noel; Caligdong, Edna; Gelangre, Milagros; Boblo, Fely (Aquaculture Department, Southeast Asian Fisheries Development Center, 1981)
      The observations include: (1) air and sea water temperatures; (2) cloud cover; (3) rainfall; (4) wind direction and speed; (5) salinity; (6) sea wave condition.
      Series: Technical report / SEAFDEC Aquaculture Department; no. 8
    • What are mangroves? 

      Southeast Asian Fisheries Development Center, Aquaculture Department (Aquaculture Department, Southeast Asian Fisheries Development Center, 1995)
      The article presents about mangroves and its value to the ecosystem. The different species in the Philippines and mangroves coping mechanisms to the environment are also presented.
    • What are the latest developments in marine hatchery? 

      Españo, A. J. (Aquaculture Department, Southeast Asian Fisheries Development Center, 2001)
    • What crab is it? 

      Buendia, Romeo Y. (Aquaculture Department, Southeast Asian Fisheries Development Center, 1999)
    • What do you know about siganids? 

      Aldon, Eva T.; Southeast Asian Fisheries Development Center, Aquaculture Department (Aquaculture Department, Southeast Asian Fisheries Development Center, 1994)
    • What good is science education? 

      Suarez, Raul K. (Aquaculture Department, Southeast Asian Fisheries Development Center, 2010)
    • What needs to be done?: Guide in mangrove reforestation 

      Southeast Asian Fisheries Development Center, Aquaculture Department (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      The article presents a two-part guideline in mangrove reforestation. The first part is zonation, which is the process of determining what species are particularly suited to plant in a particular site. While, plantation ...
    • What species [of snappers] are marketed? 

      Castaños, Milagros T.; Southeast Asian Fisheries Development Center, Aquaculture Department (Aquaculture Department, Southeast Asian Fisheries Development Center, 1992)
    • What you need to know about sea bass and sea bass farming 

      Southeast Asian Fisheries Development Center, Aquaculture Department (Aquaculture Department, Southeast Asian Fisheries Development Center, 1988)
    • What you should know about carp: its origin, varieties, physical appearance, feeding habits 

      Southeast Asian Fisheries Development Center, Aquaculture Department (Aquaculture Department, Southeast Asian Fisheries Development Center, 1996)
      The article discusses the different varieties of carps, their origin, physical appearance and feeding habits. The species discussed were grass carp (Ctenopharyngodon idella), silver carp (Hypophthalmichthys molitrix), ...