CONTENTS

WELCOME ADDRESS CONRADO S. DA YRIT, President, National Academy of Science and Technology.......... ....... ...... .......... ...... ......... ..... .......... .... ... .. ..... I

KEYNOTE ADDRESS CIELITO F. HABITO, Director General, National Economic and Development Authority . ...... ......... .... ....... ......... .... ..... .. .. .. ... .... 3

PLENARY SESSION 1 Speaker: Academician Emesto O. Domingo, University of the Philippines

"Issues on Population: Nutrition, Children, Public Health and Healthcare Financing" ... .. ..... .. ... .... .... . ....... .... ... ......... .... ... ...... I3

Panelists: Mr. Antonio C. Abaya Columnist, The Manila Chronicle ...... 37

Dr. Thelma Navarrete-Clemente, President, Philippine Hospital Association ..................................................................... 41

Dr. Teodulo M. Topacio, Jr., President, Philippine Society of Veterinary Public Health ......... .... .... .......... .......... .............. ......... .... 51

Rapporteur: Academician Quintin L. Kintanar ...... ... ... .... ......... .. . ... .... ..... 53

PLENARY SESSION II Speaker: Dr. Ponciano S. Intal, Jr., President Philippine Institute for Development Studies

"The Challenge of Economic Restructuring Towards NICdom: Issues for the Economics and Statistics Research Sector" ... ... .... ....... ... ... ......... ....... .... ........ .. ... .... .... ..... .. .... 55

Rapporteur: Academician Bienvenido O. Juliano ......... .. ......................... 82

PLENARY SESSION m Speakers: Academician Ruben L. Villareal, Chancellor UP Los Banos, College, Laguna

"Filipino Plant Scientists' Answer to STAND 2000" .... .... .. ........... 85

Dr. Cecilio R. Arboleda, Dean CA, UP Los Banos, College, Laguna

"The State of the Art in Animal Science" ...................................... 101

Panelists: Mr. Rudy Fernandez, Reporter The Philippine Star ....................................................................... .. III

Rapporteur: Academician Salcedo L. Eduardo ............................... 119

PLENARY SESSION IV Speaker: Mr. Maximo T. Kalaw, Jr., President, Haribon Foundation, Inc.

"Issues in Sustainable Development" ........................................... 121

Panelist: Ms. Jessica Soho, Newscaster, Channel 7

Rapporteur: Academician Filomena F. Campos ....... , ..................... , 145

PLENARY SESSION V Speaker: Dr. Francisco L. Viray President, National Power Corporation

"Energy Needs in Industry" ..................................... :......... .. ......... 147

Panelists: Mr. Herman M. Montenegro, President Philippine Chamber of Commerce Prof. Ester A. Garcia Institute of Chemistry, UP Diliman ........... ..................................... 155 Dr. Estrella F. Alabastro, Executive Director, PCIERD ........................................................... 159

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Dr. Alfredo L. Juinio, President UP Engineering R&D Foundation, Inc. ........ ........ ........... ............... 161

Rapporteur: Academician Apolinario D. Nazarea .................................. ..

CLOSING REMARKS

WILLIAM G. PADOLINA, Acting Secretary, Department of Science and Technology................................................................ 165

ABSTRACTS OF POSTERS

MATHEMATICAL, PHYSICAL AND ENGINEERING SCtENCES

Foundations of Pseudogroup Theory Raoul E. Cawagas ... .. .......... .... .... .... .... ... . .... ... . ... .... ... ............. ........ . 175

Axioms - An Algorithm for the Analysis of Finite Algebraic Structures Raoul E. Cawagas and A.Z. Rosal........... .............. ............... .......... 175

Piezoelectric Quartz Resonator as a Biosensing Device for Odorant Molecules Fortunato B. Sevilla III .. ...................................................... ........... 176

Development of a New Process for Coconut Oil Extraction Chay B. Pham and N.C.G. Liwag .................................................... 176

Side Chain Liquid Crystal Polymers as Binders in PDLC Films Leonorina G. Cada and L.c. Chien .............. ......................... .......... 177

Lahar and Sand Dunes as Raw Materials in the Manufacture of Structural Clay Products Samuel S. Franco, et al. .................................................................. 177

Design of a Highly Stable Optical pH Sensor for Bio-Reactor Monitoring Nena V. Rodriguez and O. S. Wolfbeis ........................................... 178

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BIOLOGICAL SCIENCES

Studies on Some Useful Ferns in Mindanao Victor B. Amoroso ............ .............................................. ...... ......... 178

Cloning of the Red Pigment Genes of Xenorhabdus luminiscens HMIo Prima C. Ragudo-Franco and K.H. Nealson ................................ ..

Homozygosity and Field Performance of Spineless Ricinus communis L.

179

Adoracion T. Araflez and M. B. I. Bacano ........................... ........... 179

Screening and Characterization of Microorganisms for Coal Biosolubilization Evelyn Batlad-Bernardo, et al........................................................ ISO

Metazoan Parasites from Three Species of Philippine Groupers Nellie C. Lopez ........... ..... ..... ........ ..... .... ................. ........... .... ........ . ISO

Glycine in Fish Central Nervous System After Exposure to Manganese Glorina N. Pocsidio and E. S. Catap .... .................. .................. ........ 181

Morpho - Anatomical Studies of In Vitro Cultured Node Explants of Dioscorea alta L. Cec ilia B. Amoroso .......... ... .. ........................................................ 181

Utilization of Polymerase Chain Reaction in Cloning and Sequencing of Genes: Xanthomonas oryzae pv. Oryzicola Asuncion K. Raymundo ......... ....... ............... ................... ....... ... ..... 182

HEALTH SCIENCES

Phytochemical Studies on the Pharmacologically-Acth'e Compounds of Vllex negundo, L. Fabian M. Dayrit and 1. G. Lagurin................. ..... ....... .......... ......... 182

Corneal Endothelial Cell Culture in Wound Healing, Growth and Viability Studies Using Locally Available Chemicals Jose David F. Marin, Jr., et al. ... ........ ...... .... ....................... ........... 183

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Distribution of Certain Genes Among Filipinos in Laguna C Diabetes mellitus Rita P. Laude, et al.................................................... ..................... 184

AGRICUL ruRAL SCIENCES

Impact of Sweet potato - Based Household and School Gardening Project Elizabeth B. Alupias and B. T. Gayao ............................................ 184

Beneficial Arthropods Regulating Population of Major Insect Pests on Cotton Nenita D. Cacayorin, et al. ............................................................. 185

Performance and Constraints to Adoption of Cotton Production Technologies Luciana T. Cruz, et al. ....... ............. ... .................... ............ ......... .... 186

Sweetpotato Household Gardening Development Betty T. Gayao, et al. .......................... ........................................... 186

Hormonal Effect of the Jathropha curcas L. Oil on Helicoverpa armigera (HUBN.) Aida D. Solsoloy and B. Morallo-Rejesus ................................ ..... 187

Comprehensive Rubber Technology Transfer Program (CRTTP) Leonila M. Tolentino, et al. ........ ............ .......... .............. ....... ........ 188

Growth Performance of Goats Fed with Napier Supplemented with Dermanthus at Two Rates and Feeding Intervals Zosimo M. Battad and G.M.R. Recta .............................................. 189

Effects of Calcium and Phosphorus Supplementation on Some Production and Reproduction Parameters in Growing Philippine Indigenous Sheep Rogelio R. Caluya and c.c. Sevilla ................ ................................ 189

Calcium and Phosphorus Requirements of Growing Philippine Indigenous Sheep Rogelio R. Caluya and c.c. Sevilla ...................... ............ .............. 190

Microbial Inoculation for Quality Organic Fertilizers from Farm Wastes Bayani M. Espiritu, et al. ........ ..... ...... .... ..... ....... ..... ....... ........... ..... 191

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Participatory On-Fann Sweetpotato Varietal Evaluation Selection in the Philippine Highlands Zenaida N. Ganga, et al. .. .......... ......... ..... ....... ..... ...... ........ ..... ....... 191

Performance of Gmelina arborea with VAM Inoculation in Acid Soil Dominador G. Gonzal, et al. ....... ..................... ............................... 192

Body Temperature, Respiratory Frequency and Heart Rate Patterns under Thermoneutral and Short-Term Thermal Stress in Goats Job M. Matias..... ... ..... ....... ......... .......... .... ......... ............. ............... 192

Challenges and Prospects of Sustaining Sugarcane Productivity Teodoro C. Mendoza ..................................................................... 193

Maximum Likelihood and Bayesian Estimators for Insect Damage on Rice Mariano B. De Ramos .................................................................... 193

Postharvest Loss Assessment in Yam bean and Ginger at Various Handling Points Violeta B. Salda ................ ........... ....... ........ ... .. ........ ......... .. ...... .. .... 194

Agrotechnology Suitability Evaluation System (ASES): Development and Improvements Gina Villegas-Panga, et al. ............................................................. 194

Development of Other Uses of Tobacco Reynaldo C. Castro, et al. .............................................................. 195

Stem Borers Attacking Gmelina arborea Ricardo C. Braza ..... ...... ..... .......... ...... ..................... ..... ........ ........... 195

Development of Double Endosperm Mutant Varieties in Maize Manuel L. Logrono, et al. ............ ........ .................................. ........ 1 %

In Vitro Propagation of Buho Bamboo (Schizostachyum lumampao) Alfinetta B. Zamora and S. Sm. Gruczo ............ .............. ........ ........ 1 %

Isolation of Plantlets Freed of Banana Bract Mosaic Virus from Infected Banana CV Senorita Alfinetta B. Zamora, et at.. .... ........ ......... ............. ...... ............... ...... 197

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Development of Near-Isogenic Lines with Resistance or Tolerance Genes to Tungro Disease in Rice Nonnatus S. Bautista, et at. ....... ...... ... ............. ..... .......... .... ...... ..... 197

Anatomical Differences Between a New CMS Source ... ~ ,.- u-"ltainer Line in Rice (Oryza sativa L.) ~_. ___ . Iagpantay, et al. ........................................................... 198

Cytogenetic Studies of Irradiated Bittergourd (Momordica charanta L.) and the F l' BC I and Fz Progenies Simeona V. Siar, et al. ...... ......... ..... ............. ........... ............ .. .......... 198

Preliminary Evaluation of a Promising Papaya (Carica papaya L.) Hybrid Violeta N. Villegas, et al. ............ ........ ..... .... ........................ ........... 198

Molecular Mapping of 11 Isozymes and 3 Clones Alpha-Amylase Genes in Rice (0. sativa L.) Gerard B. Magpantay, et at. ........................................................... 199

Gene Transfer for Resistance to Brown Planthopper from Oryza minuta and Bacterial Blight from O. brachyantha into Rice (0. sativa L.) Ruth Elloran, et al . .. ......................... ........ ............. ...................... . _. 199

Callus Induction and Maintenance in Chinese Cabbage (Brassica pekinensis L.) cv. Corazon Victoria Pc. Lapitan and L.F. Patefta ............................................. 200

LiIak, A Banana (Musa spp) Selection from Tissue Culture Lilian F. Patefta, et al. ....................................................... ............. 200

Growth of Tissue-Cultured Shallot (Allium cepa V AR Group Aggregatum) and Garlic (Allium sativum L.) Under Greenhouse Condition Lilian F. Patefta, et al. ................................... ................................. 200

Cytological Investigation of Endosperm Explant and Long-Term Maintenance of Endosperm-Derived Calli of Calamansi (X Citro fortunelia Mitis J. Ingram and H. Moore) lulita G. Dimaculangan, et al. ... ........ ..... ...... .... ............ ......... ... ...... 201'

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Overcoming Incompatibility in a Cross of Oryza sativa (L.) and Porieresia coarctata (Tateoka. Rosb.) Jessica P. Domingo, e/ al. .. .. ...... .. .. ...... ...... .......... .......... ................ 201

Production of Seed Tubers of ASN 69.1 from Rooted Stem Cuttings, Microtubers and from Their First Generation Tubers Cynthia N. Paet, e/ al. .............. .. .................................. .. .. ...... .... ... . 202

Rice Potential Production in the Philippines Using Crop Group Model Helen Grace S. Centeno, e/ al. .... .......... .......................... ............... 202

Hispathological Events During Rhizoctonia solani Infection in Resistant and Susceptible Com Plants Cecilia B. Pascual, e/ al. ................ .......... .......... .......... ................... 203

Increased Nitrogen Mitigates Growth and Yield Reduction of UPLRi-S Rice Cultivar due to Meloidogyne graminicola Evelyn B. Gergon and 1.C. Prat ............................ ...... .................... 203

Control of Hirschmanniella oryzae using Sesbania rostrata and Its Residual Effects in a Continuous Rice Cropping Imelda Rizalina S. Soriano, e/ al. ...... ........................ ...................... 204

Detection of Leaf Curl Virus in Pepper by Using Non-Radioactive DNA Probe Lolita M. Dolores and C. Pissawan ................... _..... .. .. ...... .. .. .. .. .. .. 204

Shoot-Soluble Carbohydrate Content as a Measure of Daily C-Assimilation in Rice Elizabeth A. Conocono, e/ al. ................ ........ ........ ........ .... ...... ...... 205

New Plant Types for Irrigated Rice: Manipulating Panicle Height for Increased Light Interception James A. Egdane, e/ al.... ................ ............ ..................... .............. 205

Process of Seedling Establishment as Influenced by Organic Matter Application to Flooded Soil Minoru Yamauchi and 1. K. Biswas ...... .............. ...... .............. ........ 206

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Chemical Characterization of Two Organic Matter Fractions in Irrigated Lowland Rice Soils Daniel C. Olk, et al. .................. ............ .......... .................. .............. 206

Relationship Between N, P, K Uptake and Yield in Rainfed Lowland Rice Serafin T. Amante, et al. ................................................................ 207

Functional Equilibrium of the Rice Root System Marrianne I. Samson, et al. .............................. .......... ...... .. ...... ...... 207

Components of Percolation Losses in Irrigated Puddled Rice Fields Jovita A. Marquez, et al...... .... .. ..................................................... 208

Increasing Rainfed Farmers' Incomes Through an Appropriate Postharvest Technique Maximina A. Lantican, et al. ............................................. ............. 209

Towards an Integrated Linkage Map of Mungbean (Vigna radiata L. Wilczek): Progress and Prospects Desiree Menancio-Hautea, et al. ...................... ................ ............. 209

Cytology, Morphology and Pollen Fertility of Interspecific Hybrids Between Oryza sativa and O. officinalis Violeta N. Villegas, et al. ................................................................ 210

Agronomic Enluation of Doubled Haploids Derived from Rice Anther Culture Violeta N. Villegas, et al. .. ............................. ....... ...... .......... .......... 210

Anther Culturability of Some Philippine Traditional Rice Varieties Violeta N. Villegas and M. T. B. Peralta........ .. ........ ... .... .... ............ 211

Isozymes for Genetic Mapping in Mungbean: Optimization of Conditions for Gel Electrophoresis and Identification of Polymorphisms Amy Emiliana N. Bernardo and D.M. Hautea ........ ...... ................... 211

Kinetic Properties and Activity Levels of Ammonia and Carbon Assimilation Enzymes in Two Vigna Species Roberta N. Garcia, et al. ...... ....................................................... .. .. 212

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Inheritance of Resistance to Rice Tungro Spherical Virus in Rice Leodegario A. Ebron, et at. .................. ... ....... ....... ... .. ... .... ............. 213

Association of p12 Protein of Rice Tungro Bacilliform Virus to Virions Ma. Leonora M. Yambao, eta/.. .. "................................................. 213

Direct Tissue Blotting for Detection of Rice Viruses Gilda J. Miranda and H. Koganezawa ............................................ 214

"Red Strip": A New Rice Disease in the Philippines Janet F. Barroga and T.W. Mew.................................................... 214

Concentrating Genes for Downy Mildew Resistance and Desirable Agronomic Traits in Com Avelino D. Raymundo and 8.J. Calilung .......................... "....... ..... 215

Major Characteristics of Philippine Traditional Upland Rice Varieties Wenelie F. Petalcorin, Socorro Carandang and Michel A. Arraudeau .............................................................. 215

Oryza Glaberrima as an Indicator Plant for Rice Tungro Viruses P.O. Cabauatan, N. Kobayashi, Ryoichi Ikeda and H. Koganezawa .............. .. ................................................... .. .. 216

Optimization of a Sweetpotato-Peanut Cookie Formulation Lutgarda S. Palomar l , F.C.F. Galvez, AV.A. Resurreccion and L.R. Beuchat2 ..................................................................................................... 217

Improvement of Yield and Fi ber Quality in Luffa Spp. Through Interspecific Hybridization Melquiades Emmanuel C. Reyes· and Efren C. AItoveros ............ 217

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