Pencarian
Now showing items 1-10 of 33
Agricultural run-off and pollution in Imbang River, Negros Occidental
(Bureau of Agricultural Research, Department of Agriculture, 2007)
This study determined the concentration of key pollutants carried by agricultural run-off from the drainage area of Imbang River, Negros Occidental over a two-year period. The quantities loaded into the river were estimated ...
Competitive and comparative advantages of brackishwater aquaculture of tiger shrimp, mud crab, and milkfish in the Philippines in 1985-1995
(Bureau of Agricultural Research, Department of Agriculture, 2007)
The brackishwater aquaculture sector contributes considerably to the growth of the fisheries sector. Tiger shrimp Penaeus monodon, mud crab Scylla serrata, and milkfish Chanos chanos, in particular are efficient users of ...
Bacteria and toxin isolated from the dinoflagellate Pyrodinium bahamense var. compressum and production of monoclonal antibodies and diagnostic kits to monitor red tide and toxic mussels
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Six bacterial isolates obtained from the red tide dinoflagellate Pyrodinium bahamense var. compressum were found to be toxic. The most toxic isolate MM-11 was cultured, characterized, and identified to be Micrococcus luteus. ...
The fish processing industry in Central Luzon and the processors' assessment of the extension program of the Department of Agriculture
(Bureau of Agricultural Research, Department of Agriculture, 2007)
A survey was done in 1992 of 242 fish processors in Region III or Central Luzon: 57 in Bataan, 39 in Bulacan, 24 in Nueva Ecija, 45 in Pampanga, 41 in Tarlac, and 36 in Zambales. The fish processors were engaged in three ...
Fish catch and fisher incomes before and after installation of artificial reefs in Panguil Bay, northern Mindanao
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Two artificial reef complexes (10 modules) were deployed in Panguil Bay in 1990. The effect of the ARs on the fish catch and fisher incomes was studied from March 1993 to April 1994 in Purok 3, 4, 6, and 7 in San Antonio, ...
Giant squid Thysanoteuthis rhombus caught by jigs in Calauag Bay, southeastern Luzon
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Test fishing for the giant squid Thysanoteuthis rhombus using large jigs was conducted in selected areas around Alabat Island, Quezon Province from May 1991 to October 1992. A total of 92 fishing days and 425.3 fishing ...
The squid fishery in Carigara Bay, Samar: catch of Photololigo duvaucelii by squid jigs and Sepioteuthis lessoniana by hanging squid pot
(Bureau of Agricultural Research, Department of Agriculture, 2007)
The squid fishery in Carigara Bay used the following gears: hanging squid pots, squid jigs, drive-in net, and spear by slingshot. Hanging squid pot operations were concentrated in the municipal waters of Capoocan and ...
Improved production of mud crabs Scylla serrata in marine pens with used tires and bamboo tubes as shelters
(Bureau of Agricultural Research, Department of Agriculture, 2007)
One serious problem in mud crab farming systems is cannibalism and low survival, but this can been offset by provision of shelters. Two types of shelters were tested on mud crabs grown in bamboo pens set in a mangrove area ...
Adaptation of integrated fish-duck-pig farming system in Leyte
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Adaptation of a fish-duck-pig integrated farming system was conducted at the Busay Freshwater Experimental Farm in Babatngon, Leyte. Genetically improved farmed tilapia (GIFT) and common carp (at a ratio of 4:1) were stocked ...
Evaluation of fertilizer use and milkfish yields in Palawan
(Bureau of Agricultural Research, Department of Agriculture, 2007)
Milkfish yields in Palawan in 1993–94 were low, only 595 kg/ha-yr on average and ranged 100–700 kg/ha-yr in 35 of 50 farms surveyed. Only seven farms had yields between 1,000 and 1,800 kg/ha-yr. Yields were higher in deeper ...