Search
Now showing items 1-5 of 5
Shrimp pond effluents and water quality in Imbang River, Negros Occidental
(Bureau of Agricultural Research, Department of Agriculture, 2007)
The contribution of shrimp farm effluents to the pollution load in Imbang River, Negros Occidental was measured during the period May 1993 to February 1995. Shrimp pond effluents were characterized and the pollution load ...
Series: Summary of Proceedings No. 1/2013;
Primary productivity, chlorophyll, phytoplankton and the development to eutrophic state of Taal Lake, southern Luzon, Philippines
(PCAARRD-DOST, 2013)
Physico-chemical properties and biological components such as primary productivity, chlorophyll-a and phytoplankton were measured from January to October of 2008. This study aimed to determine the present trophic state and ...
Hi-density tank culture of Nile tilapia (Oreochromis niloticus) using lake water with effluent management
(Southeast Asian Regional Center for Graduate Study and Research in Agriculture (SEARCA), 2005)
Nine concrete tanks (2 x 2 x 1 m) were stocked with tilapia fingerlings (abw = 3.3±0.9 g) and three stocking rates (50 fish/m<sup>2</sup>, 100/m<sup>2</sup>, and 150/m<sup>2</sup>) were tried. The rearing period lasted for ...
Series: JIRCAS Working Report;No. 35
Phosphorus budget in mangrove woods and ecosystems to which are added artificial nutrients and wastewater from shrimp aquaculture ponds
(Japan International Center for Agricultural Sciences, 2003)
In this paper, a model experiment was conducted in Thailand to investigate the water purification ability of mangrove swamps using mangrove forests ecosystem by means of elucidation of the phosphorus budget. Sonneratia ...
Series: Summary of Proceedings No. 1/2013;
Water quality trends of the Rinconada lake system and the implications in lake management
(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 ...