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DOST hoists online dengue alert PDF Print E-mail
Written by Luisa S. Lumioan, S&T Media Service, DOST-STII   
Thursday, 28 February 2013 00:00

Before the onset of the rainy season, the Department of Science and Technology (DOST) intensifies its dengue preventive measures by providing online information on dengue cases per community to serve as alert mechanism to concerned government offices and personnel.


In the pipeline is a dengue alert website that will enable public health practitioners to check out high-risk areas for dengue outbreaks and come up with early intervention measures. Developed by DOST through its sectoral council, the Philippine Council for Health Research and Development (PCHRD), the site is technically a “vector surveillance” tool containing data on population density and other information on Aedes aegypti mosquito which is the vector for dengue, or the organism that transmits the dengue virus to humans.


The population of the vector, or the Aedes mosquito, is reflected in the Ovicidal-Larvicidal (OL) Trap Index Monitoring Map that shows the weekly surveillance results of communities installed with the OL Trap.


The DOST-developed (OL) trap is a simple, affordable, and efficient tool for controlling mosquito population. An OL trap kit consists of a black container, a lawanit paddle where mosquitoes lay their eggs, and a pack of pellets used to make a solution that kills the eggs and larva of mosquitoes.


Reports from dengue coordinators in schools installed with the OL trap are reflected in the monitoring map, which will then show areas where Aedes mosquitos settle, including the density of the mosquito population.


Through the weekly updates from the communities, public health practitioners can check out trends and recommend actions to be taken by policy makers and community leaders.  This function puts the country one step ahead of the dengue menace, the peak season of which occurs during the rainy months.


A green balloon on the map would mean an index of less than 20 percent which calls for close monitoring of hygienic condition and conduct of weekly inspection to identify potential breeding sites.  On the other hand, a yellow balloon signals an index of 20-39 percent, which means that local officials must conduct special operations to eliminate all breeding and potential breeding places. A red balloon marks an index of 40 percent or greater, signaling concerned officials and institutions to conduct pest control measures.


DOST developed the monitoring map project in collaboration with the Department of Education, Department of Health, and Department of Interior and local government units.

 

Areas with an OL trap index  greater than 40 percent, marked by red balloons, must be on alert

Red balloon marks the spot.  Areas with an OL trap index  greater than 40 percent, marked by red balloons, must be on alert.  School authorities and other concerned officials must wage an all-out clean up of breeding places and potential breeding sites, and conduct pest control measures to prevent an imminent dengue outbreak.

 

The website shows schools in Metro Manila where OL traps are installed

The website shows schools in Metro Manila where OL traps are installed.  Clicking on the balloon will show the reported OL trap index and the corresponding recommended action.

 
DOST website among PH’s most popular gov’t sites PDF Print E-mail
Written by Angelica A. de Leon, S & T Media Service, DOST-STII   
Tuesday, 19 February 2013 01:55

The Department of Science and Technology (DOST) website, dost.gov.ph, is among the most popular government websites in the country, claiming the number two spot in terms of number of hits as of February 13, 2013.

This data was revealed by alexa.com, a leading provider of free global metrics for websites and which ranks 30 million sites all over the world.

The site’s overall ranking in the country as of February 13 is  288. Traffic rank per country is calculated by combining the number of average daily visitors to dost.gov.ph and number of page views on the site from Internet users in the country over a certain month.

Based on statistics summary in alexa.com, visitors to the site spend approximately more than one minute per page view and a total of three minutes per site visit.  The site is especially popular among Internet users in Cagayan de Oro City where it ranks number 20 and in Sucat.

Among the leading search queries for the DOST site in the past month are PAGASA, weather forecast, PAGASA weather forecast, Philippine weather, and Project NOAH, which refers to Nationwide Operational Assessment of Hazards or NOAH. Project NOAH is one of DOST’s big-ticket projects for timely and accurate disaster prevention and mitigation.

Project Noah’s web portal, noah.dost.gov.ph, is among the DOST site’s most visited subdomains which also include phivolcs.dost.gov.ph, pagasa.dost.gov.ph, and pcaarrd.dost.gov.ph by the Philippine Council for Agriculture, Aquatic and Natural Resources Research and Development, one of DOST’s sectoral councils. 

DOST is the country’s main hub of science and technology activities including research, policy formulation, and program formulation to support national development via technological self-reliance and greater private sector participation in research and development. Aside from Project NOAH, the agency’s other flagship projects include TeWS or “Establishment of a Cost-effective Local Tsunami Early Warning System  for Selected High-risk Coastal Communities of the Philippines”, Small Enterprise Technology Upgrading Program (SETUP), Automated Guideway Transit, and the Balik Scientist Program.

 
DOST’s AKBAY program brings S&T closer to the poor PDF Print E-mail
Written by George Robert Valencia III, S&T Media Service, DOST-STII   
Tuesday, 19 February 2013 00:54

To be called progressive, any country must ensure development at the grassroots level, says National Scientist Dr. Lourdes Cruz, echoing the expert opinion of economists.

Following this principle, the Department of Science and Technology (DOST) launched its new campaign called AKBAY, or “Agham Para sa Kaunlaran ng Bayan”, to better bring the benefits of science to the country’s poor communities through a set of simple proven technologies. At the helm of AKBAY is the National Research Council of the Philippines (NRCP), Asia’s pioneer and DOST’s basic sciences research arm which officially launched the program during its 79th anniversary celebration last December in Bicutan, Taguig City.

“AKBAY helps alleviate poverty by offering communities relatively simple, manageable technologies—often locally-developed—that can support food, fuel, and livelihood needs,” says Dr. Cruz, who also currently serves as president of DOST-NRCP.

The country has produced excellent technologies through its research and development (R&D) programs over the years, and engaging poor communities to use these science-based tools has remained a challenge, she added.

AKBAY opened with four select technologies suitable to individual or group of households, namely mushroom culture, worm culture, aquaponics, and biogas production.

Mushroom culture
Mushroom expert Claro M. Santiago, formerly with DOST’s Industrial Technology Development Institute, led the demonstration of mushroom culture during the launch of AKBAY. Households can grow their own mushrooms through prescribed, relatively uncomplicated methods, he said, using simple ingredients such as discarded or dried banana leaves and rice straw. Upon harvest, the mushrooms can be sold to augment income, or simply eaten, as there are several ways to prepare the nutritious and rather succulent fungi.While he recommends cultivating Volvariella and oyster mushrooms, he alsoassured that the method he prescribes would not spawn other or unwanted types of mushrooms.

Worm culture or Vermiculture
Dr. Rafael Guerrero III, former executive director of DOST’s Philippine Council for Aquatic and Marine Research and Developmentled the demonstration on proper worm cultivation. Worm culture or ‘vermicomposting’ is not only economical, but is also a safer, sustainable, and more environmentally sound method of fertilizing soil, according to Dr. Guerrero.

Earthworms speed up soil decomposition, and in effect, enhance soiltexture and condition. The resultingnatural compost could substitute for chemical fertilizers, which makes vermicomposting a valuable technique for both farming and simple backyard cropping.

Aquaponics
The word “aquaponics” is derived from “aquaculture” which means “raising of fish”, and “hydroponics”, which refers to “planting without soil”. An aquaponics system uses a non-sophisticated contraption or structure that could sustain both fish and plants. The process involves the filtering and recycling of waste water from the fish tank through continuous tubes that pass a long series of plant roots, which by principle “cleanses” the water from impurities that would otherwise pollute the fish tank, resulting to nourished, adequately watered plants and healthy fish culture.

Dr. Chito Sace, aquaponics expert from the Central Luzon State University, said that the technology is suited to raise tilapia, prawns, and other freshwater fish, and grow leaf vegetables like pechay, lettuce, kangkong, and other crops like tomatoes, bell peppers, etc., for food. It is a form of “smart agriculture” because it is virtually self-sustaining and requires minimal space for ordinary backyard setup.

Biogas production
AKBAY’s fourth featured technology is biogas production which involves using organic matter like decaying food, kitchen scraps, animal and human wastes, among others, to produce methane. A combustible or flammable gas used for household heating, cooking and lighting, methane gas is odorless, colorless, and burns with a clear blue flame similar to that of LPG (liquefied petroleum gas).

Technology package for households
“These four were foremost among other well-established technologies we can identify for the AKBAY Program—they complement each other, are manageable, and form an ideal livelihood package”, said Dr. Cruz.

In what way do these technologies work together to form a livelihood package? Simple.

Left-overmushroom beddingsfrom the spent stack of dried banana leaves can be added to enhance earthworm culture. Vermicast from earthworm culture can be extracted with water to  produce “vermitea” that can be added to the aquaponics set-up to give the plants additional nutrients and growth hormones—speeding up vegetables’ growth for harvest. Earthworms can be fed tp fish. Effluent from the biogas digester can be used as liquid fertilizer or as a medium for growing Azolla, a high-protein water plant that can be used as supplementary feed for fish in the aquaponics system.  

Several high schools and universities in Taguig City and eight barangays, namely, Ibayo, Tipas; Upper, Lower, and New Lower Bicutan; North and South Daang Hari; and Tanyag, were the first to learn about the program’s initial technologies during the launch.

Meanwhile, Dr. Cruz also announced that these featured technologies of AKBAY will be expanded. “During the first half of 2013, we will develop the exhibit in DOST-NRCP as a permanent demo site that can be replicated in different regions or provinces in the Philippines, she said.

Dr. Santiago demonstrates the proper method of growing mushrooms to Taguig locals.

Dr. Santiago, also called “Mr. Mushroom Expert”, (far right) demonstrates the proper method of growing mushrooms to Taguig locals. Mushroom culture consists of stacking dried banana leaves and rice straws and evenly placing or sandwiching mushroom spores in the stack. The setup would not spawn unwanted types of mushrooms, he said. (Photo by George Robert Valencia III, S&T Media Service, STII)

 

 

Dr. Rafael Guerrero shows students some earthworms.

Dr. Rafael Guerrero, one of the country’s most prolific vermiculture expert,  shows students some earthworms. Vermiculture, or growing earthworms, produces  vermicompost, or waste coming from earthworms. Vermicompost is invaluable to planting as it provides excellent, nutrient-rich organic fertilizer and soil conditioner. (Photo by George Robert Valencia III, S&T Media Service, STII)

 

Dr. Chito Sace explains to students how an aquaponics system works.

Dr. Chito Sace explains to students how an aquaponics system works. The contraption mainly comprises a freshwater fish tank, leafy vegetables, and tubes that hold a series of plant containers. Waste water from the fish tank cascades down a set of pipes holding a series of leaf plants or vegetables which clean the water. By the time it completes the cycle (back to the fish tank), water is already purified and oxygenated. It is defined as a smart “green technology” as it requires minimal maintenance and is self-sustaining. (Photo by George Robert Valencia III, S&T Media Service, STII)

 

Agriculturist Rodriguez demonstrates the prescribed process for biogas production to derive fuel.

Agriculturist Porfirio Rodriguez (right) demonstrates the prescribed process for biogas production to efficiently derive fuel for heating, lighting, and cooking from organic sources, including human excrement. (Photo by George Robert Valencia III, S&T Media Service, STII)

 

 

 
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