Contents

WELCOMEADDRFSS

CONRADO S. DA YRIT, Presiden� National Academy of Science and Technology . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . ... . . .. . . . . . . .. . . . . .. . . . . . . .. . . .. . . . . xm

KEYNOTE ADDRESS SENATOR LETICIA RAMOS-SHAHANI, The Power ofHuman Values

SYMPOSRJM PAPERS

VALUES AND DEVELOPMENT Felipe Landa-Jocano . . . . . ... . .. . . . . .. . . . . . .. . . . . . . . . ... . . . . .. . .. . . . .. . . . . . . . . . . . ... . . . .. . 9

SUMMARY OF SYMPOSIUM I . . . . ..... .. .. .. .. ...... .... .. .... ............ .... . .. .. 17 TRANSFORMING Tiffi HEAL 1H SECTOR: ISSUES IN HEAL 1H CARE FINANCING IN Tiffi PHILIPPINES Alejandro N Herrin . . . . . .. . . . . . . . . . . . .... . . . . .. . . .. .. .. . . . . .. .... . . . . . . . . . . . . . . . ...... . . . . . 19

SUMMARY OF SYMPOSIUM II . . . . . . . . . . . . . . . . . . .. . . . . . . . ... . . . . . . ... . . . . .... . . . . . . 29 FILIPINO VALUES IN PHILIPPINE DEMOORAPHIC TRANSFORMATION Aurora E. Perez...................................... ........................................ 3 1

SUMMARY OF SYMPOSIUM III ... . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . 37 CULTURE, ARTS AND NATION Nicanor G. Tiongson .. . . , . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

SUMMARY OF SYMPOSIUM N .. .... .... .......... .... ..... .. .. .. .... .... .. ...... 41 DISCIPLINE, CULTURE AND INFDRMA TION SYSTEMS COMPUIERIZATION AND BEHAVIORAL TECHNOLOGY IN GOVERNMENT AND SOCIETY Alfredo V Lagmay . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . .. . . . . . . . .. . . . .. . . . . . . . . . . . . . . . . . . . 43

SUMMARY OF SYMPOSIUM V . . . . . . . .. . . . . . ... . . . ... . . . . . . . . . . . . . ................ 53

REGIONAL CUL TIJRE AS PART OF PHILIPPINE NATIONAL CULTURE Marcelino A. Foronda Jr., . . . . . . ... . . . . . . . .. . . . . . . . .. . .. . . .. . . . .. . . . .. . . . . . . . . . . . . . ... . . 55

SUMMARY OF SYMPOSIUM VI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

GIOICES Lourdes V Lapuz . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . .. . . . . . . . . . ... . . . . . . . . .. . . . . . . . .. . . . . . . . . . . . . 65

iii

SUMMARY OF SYMPOSIUM VII . ....... .... . .. . .... .. . .. . . .. . . ...... ... ..... . .. ... 69

SCIENCE AND TECHNOLOGY NlrnES FOR 11ffi PHILIPPINES Antonio C. Abaya . . . . . . . . . . ................................................................. 71

SUMMARY OF SYMPOSIUM VIII........... . . . . . . . . . . . . . . . . ..... .. . . .. . . . . . . . . . 77

INTELLECfUAL DISCIPLINE FOR THE FILIPINOS Jaime Bulatao, S.J., . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . .. . . . . . . .. . .. . . . . . . . 79

Summary of Symposium IX . . .. .. .. .. .. .. .. .. . .. .. ... . .. .. .. . .. .. .. .. .. .. .. . .. .. . .. .. . .. r;J

SCIEN TIFIC PAPERS

MA THEMA'TIC AL, P HYSICAL AND ENGINEE IDNGSCIENC ES

A MIE LIDAR SYSTEM FOR ATMOSPHERIC MONITORING: DESIGN CONSIDERATIONS Minella C.. Alarcon . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . 93

SINGULAR GRAPHS: THE SUM OF TWO GRAPHS Severino V Gen,acio .. .. .. .... .... .. .... .. .... .. .......... .... .. .. .. .... .... ...... ..... ... 107

IMAGING 2-D OBJECI'S HAVING FRACf AL EDGES: CHARACTERISTICS

.

Cesar Saloma and Gemma Narisma . .. . ... . ..... .... ....... ..... ..... ..... .... .. ... 115

CLONING AND CHARACfERIZATION OF SUCROSE SYNTHASE eDNA fROM RICE SEED William J. Odegard and Benito 0. De Lumen . . .... .... ..... ....... ... .. ... .. .. 123

CONS'IRUCfiON OF ALL CAYLEY ALGEBRAS OF ORDER 2r BY THE ZSM PROCESS Raoul E. Cawagas ... ... . ...... ... .... ... .... .............. ........... .... ............ ...... 133

LECTINS AND LECTlN RECEPTORS FROM ACANTHAMOEBA SP. Anacleto M Argayosa, R.R. Matias, FF. Natividad and G.L. Enriquez . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

MORPHO-IDSTOCHEMICAL STUDiES OF COMMONLY USED MEDICINAL PLANTS IN BUK.IDNON Luzviminda Canton Gurrea . . . . .... .... .. .. .... ...... .... ..... ......... ..... ...... ..... 153

iv

BIOLOGI CAL SCIENCES

BIODECONT AMINA TION OF MERCURY, LEAD AND D. CADMIUM BY SELECfED STRAINS OF RillZOBIUM Juanita C. Mamaril, Este/a T. Paner and Lore/e C. Trinidad . ... . . . . .. 163

TilE PARACALE MINES AND ITS ENVIRONMENT- AN ASSESSMENT OF ITS BIOLOGICAL AND PHYSICOCHEMICAL CHARACfERS Virginia S. Carino, Arsenio A. Casauay, Henry I. Rivero and Erlito Dr. Tandoc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . 179

IMP ACT OF ACUTE COPPER INTOXICATION OF SOME ORGANS OF CI.ARJAS MACROCJ:.:'PHAWS GUNTiffiR Annabelle A. Herrera and Cymhe/ine Perez . . . . . . .. . . . . . . . . . . . . . . . . .. .. . . . . . . . . 195

OCCURRENCE OF ROOT KNOT NEMATODES IN PERENNIAL AND UNUSUAL PLANTS AND THEIR CONTROL USING BACfERIA C.P. Madamba, N.C. Sevilla, MT. Alcasid, N.P. Caceres, E.N. Camaya and D. B. Zenarosa . . . . . . . . . . . . . . . . . . . . . . . . . . .... 209

GENETIC ANALYSIS OF ACANTHAMOEBA SPP. ISOLATED FROM DIFFERENT GEOGRAPHIC REGIONS OF THE PHILIPPINES E. V Queano, FF Natividad, R.R. Matias and G.L. Enriquez . . . . . . . '117

INVESTIGATIONS OF ENERGY DYNAMICS IN CORAL REEF ECOSYSTEMS Helen T. Yap . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . .. . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . 245

SOCIAL SCIENCES

LANGUAGE USE AND TRANSFER IN MA TIIEMA TICAL PROBLEM SOLVING: REVISITING THE WHORFIAN HYPOTHESIS AND APPRISING THE MEDIUM OF INSTRUCTION ISSUE Allan B.!. Bernardo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . 259

SOCIAL CATEGORIZATION AND IDENTITY IN THE PHILIPPINES Ma. Cecilia Gastardo-Conaco . . . . . . . . . . . . . . . .... . . . . . .. . .. . . . . . . . . . . . . . . . . . . . . . . . . . . '){,9

v

AGRICULTURAL SCIENCES

GROWlli RESPONSES OF GMELINA ARBOREA WITH VA

MYCORRHIZ4 INOCULATION AND NITROGEN FERTILIZER IN VOLCANIC ASH

Dominador G. Gonzal and Loretto U. De La Cruz ............................ 281

BIOLOGICAL CONTROL OF GOOSEWEED (SPHENOCLEA ZE YLANICA GAER1N.) WITH AN ALTERNARIA SP.

M.O. Mabbayad and A.K. Watson ..................................................... 289

TRANSFORMATION OF INDICA AND JAPONICA RICES AT IRRI USING MARKER AND AGRONOMICALLY-IMPORTANT GENES

F.J. Zapata, E.M. Abrigo, N.P. Oliva, M.F. A/am, C. Y. Wu, S. Zhang, J. Bennett and T Okita .... ... .. .. ........... ................ 'NJ

EFFECT OF GAMMA-RAY IRRADIATION ON THE REGENERATION OF BUDS AND PLANTLETS FROM

HAPLOID AND DIPLOID CALLI IN NICOTIANA SPECIES

L.P. Balito, K. Hattori and Y. Futsuhara .................... ......... . ..... ....... 313

ANALYZING THE MONOCYCLIC PROCESS IN SHEATH BLIGHT OF RICE UNDER SEMI-CONTROLLED CONDITIONS R.M. Leano, D.B. Lapis and S. Savary ............ ................................ ..

HEAL Til SCIENCES

PROTEIN AND DNA ANALYSIS FOR IDENTIFICATION OF HEMOGLOBIN VARIANTS

329

R.P. Laude, D.L. Rucknagel, A.B. Juliano and R.N. Tandang ...... .... 347

IDENTIFICATION AND PARTIAL CHARACTERIZATION

OF LECTINS FROM VIGNA SPECIES

Gilda C. Rivero, Remedios R. Roderos and Ernelea P. Cao .... .... ..... 359

THE POLYCYCLIC AROMA TIC HYDROCARBON PROFILE OF POLLUTED AIR IN METRO MANILA Matsushita, K. Tanabe, M. Koyano, E. Guantes, Seo Byung Soo, J. Laquindanum and C. Y. Lim-Sylianco ....... ... .. ..... . ..... . .. .. .. .. . .. .. .. .. .. . 377

POSTER PAPERS

BIOLOGICAL SCIENCES

UPDATE OF TAXA OF LEGUMES INTIIE PHILIPPINES

Norma 0. Aguilar ........ ..... . ........ .... ... ........................ ......................... 395

SOME ENDEMIC FERNS IN MT. APULANG, KITANGLAD

RANGE, BUKIDNON

Victor B. Amoroso, F.M. Acma and H.P. Pava ..... ............................. 395

CRUSTACEAN PARASITE FROM PHILIPPINE FISHES: A REVIEW Nellie C. Lopez................................................................................... 396

GOLDEN APPLE SNAIL: AN ABSTRACf BffiLIOGRAPHY 1981-1992

Melodia R. Cariaso. M.D. Ebuenga, A. V. De Lara and B. F. Cayabyab .................... .. ............ ......................................... 396

A SURVEY OF TilE RHOPALOCERA (LEPIOOPTERA) OF MT. MAKILING

Bonifacio F. Cayabyab, CR. Baltaza�. F.F. Sanchez, N.O. Aguilar

and A. W Tejada ................................................................................. 397

EcrOMYCORRHIZAL FUNGI ASSOCIATED wrrn DIPTEROCARPS IN MT. MAKILING

Nelson M. Pampa/ina, R.E. De La Cruz and M. U. Garcia ................ 397

STUDIES ON TilE EFFECf OF METHYL PARA Till ON ON TilE SPERM MORPHOLOGY OF TilE ICR STRAIN MOUSE Imelda F. Pagulayan .............................. .. .............. ...... .... ....... ......... . 398

MATIIEMATICAL, PHYSICAL and ENGINEERING SCIENCES

A SIMPLE ASSOCIA TIVTIY TEST FOR FINITE ALGEBRAIC STRUcrURES Raoul E. Cawagas ............................................................................. 398

HEALffiSCIENCES

ANTI-FERTILITY EFFECI'S OF KANDI-KANDILAAN STACHYTARPHETA JAMAICENSIS (L. V AHL) LEAF EXTRACI'S

ON TilE FIRST 10 DAYS OF PREGNANCY OF ALBINO

RATS (RATTUS NORVEGICUS) Ma. Rosalia A. Navera and A.L.D. Lannu ......................................... 399

vii

AGRICULTURAL SCIENCFS

CHEMICAL COMPOSffiON AND FEEDING VALUE OF HEDGE LUCERNE (DESMANTHUS VIRGA1US (L) WILL.] IN FORMULA TED BROILER RATION Zosimo M. Battad, N.D. Longboy and R.R. Sair ............. ................ ..

IMPORTANT INSECT PESTS OF MANGIUM (ACACIA MANGJUMWILLD.)

400

Ricardo D. Braza ............................................. .............. .................... 400

INTEGRATED PEST MANAGEMENT OF ASIAN CORN BORER [OSTRJNJA FURNACALJS(GUENEE)] ON CORN (ZEA MAYS LINN.) INCLUDING THE USE OF MONITORING AND FORECASTING MODEL IN TIIREE CO!viP.REHENSIVE AGRARIAN REFORM PROGRAM(CARP)AREAS Bonifacio F. Cayabyab, R.G. Davide, E.A. Benigno, M.D.

Ebuenga, S.M. Bato, P.G. Gonzales and R.G. Bayot ......................... 401

DEVELOPMENT OF NA 1URAL PART SKIM MOZZARELLA-TYPE CHEESE FOR THE PIZZA INDUSTRY Clara L. Davide, I. G. Sarmago and R.F Rocafort . .................... ....... 401

SENSITIVITY OF COTES/A PLUTELLAE AND DIADEGMA

SEMICLA USUM P ARASITOIDS OF DIAMONDBACK MOTH (PLUTELLA XYLOSTELLA L.) TO SEVERAL INSECTICIDES Belen Morallo-Rejesus and J.B. Obra ...... . ......................... .... ........... 402

PREPARATION AND EVALUATION OF CONTROLLED RELEASE FORMULATIONS OF HERBICIDES USING RADIOCHEMICAL TECHNIQUES Cristina M. Bajet, M. Hussein and L.C. Araez ................................... 403

CYTOLCXJY, MORPHOLCXJY AND POLLEN FERTILITY OF INTERSPECIFIC HYBRIDS BETWEEN OR'YZA SATIVA

AND 0. OFFICINALIS A. Alfonso, V.N. Villegas and T.H. B01·romeo ........ ............................ 403

POLLINATION STUDIES IN PASSTON FRUIT R.B. Pimentel and VN. Villegas ........................................................ 404

viii

MOLECULAR TAGGING OF TilE GENE FOR BROWN

PLAN1HOPPER RESISTANCE TRANSFERRED FROM

WILD SPECIES ORYlA AUSTRALIENSIS INTO RICE

0. SATIVA

T Ishii , D.S Multani, D.S B rar and G.S. K hu sh . .. .. . ................. ... .. 404

ESTABLISHING A COUNTRY CORE COLLECTION IN MUNGBEAN

L.M. E ngle, M Cababasay, A.I.N. Gironella and D.H. Ki m. ............. 405

SOMA TIC KARYOTYPE OF SEVEN SPECIES OF CAPS! CUM

P. Sripacharayu t and L.M. E ngle........................................... 405

IMPROVING POTENTIAL OF WET-SEASON RICE CROP: 1HE IMPORTANCE OF PANICLE SIZE

MR. C. Laza, S. Peng , F. V. Gar cia and KG. Cassman .......... 406

LATE SEASON APPLICATION TO IMPROVE HEAD RICE YIELD AND GRAIN QUALITY

S.P. Liboo n, J.M. Alcan tara, C.M. Perez, 8.0. Juliano and

K. G. Cassman ..................................................................................... 406

SOMA TIC EMBRYOGENESIS AND PLANT REGENERATION IN TYPE IE, TYPE liE AND LONG-TERM CALLUS CUL 1URES OFMAIZE(ZEA MAYSL.) CV. IPB VAR4 V. C. Lapitan and L.F. Pate na............ .... ... ...... .. ........ ....... ............. .... . 407

CALLUS INDUCTION AND ORGANOOENESIS IN PECHA Y (BRASSICA CH!NESIS L.) CY. BLACK BEHI V. C. Lapi tan, C.A. Tandang and L.F. Patena ........................... . ..... .. 407

INDUCTION AND LONG-TERM MAINTENANCE OF CALLUS FROM ENDOSPERM TISSUE OF CALAMANSI (X CITRO

FORTUNELLA MITIS J. INGRAM AND H. MOORE) L.F. Patefia, R.A. Avenido. J.G. Dimaculangan and R.C. Barba...... 408

EMBRYOGENIC AND ORGANOOENIC CALLUS INDUCTION, MAINTENANCE AND PLANTLET REGENERATION IN MAIZE (ZEA MAYS L.) CV. IPB V AR 4 AND INBRED LINE P123 Eden A. Perez, Lilian F. Patena and Manuel L. Logrono ......... ........ 408

"BASIC SEED" PRODUCTION IN POTATO (SOLANUM

TUBEROSUML.) CV. BAN AHA W AND ASN 69.1 S.M. Rasco, L.F. Patena and R.C. Barba ............................... ....... .-.... 409

ix

PLANf REGENERATION FROM INDICA AND JAPONICA RICE PROTOPLASTS AND CYfOLOGICAL AND FIELD STIJDIES OF REGENERA1ED PLANTS F.J. Zapata, G. C. Ghosh Biswas, C. Y Wu, S. Zhang, VM. Kumar,

L.B. Torrizo, E.M. Abrigo, M.S. Alejar and W. Chen .. ... .... .. ... .. . . .. .. . 400

MICROENVIRONMENT, DISEASE DEVELOPMENT AND YIELD IN1ERACTION IN RICE-CORN MONOCROPPING AND

IN1ERCROPPING SYS1EMS M.S. Marquez-Pau/ican and D.P. Baldos ......................................... 410

EVALUATION OF TRADIDONAL PROCESSING MElli ODS OF NAMI (DIOSCOREA HISPIDA) IN 1ERMS OF CHlP

QUALITY, NUTRIENT AND DIOSCORINE CONTENT VB. Salda and F.M. Rodriguez ................ ..... ...... . . .... .......... . ..... ....... 411

SOMA TIC EMBRYOGENESIS OF CALLOIDS FROM IMMA1URE COCONUT EMBRYOS D. Orense, E.P. Rillo and A. W. Ebert ................................................. 411

DAILY GROWI1I RA 1E MEASUREMENTS DEMONS1RA 1E OSMOTIC AND IONIC EFFECI'S OF IDGH SALINITY 1REA TMENfS ON RICE G. C. Cabuslay and TL. Setter ........................................................... 411

MEASUREMENTS OF UL1RA VIOLET-B-IRRADIANCE UNDER FIELD CONDIDONS A.Q. Chavez, Q. Dai, S. Peng and B.S. Vergara ................................ 412

RICE DEVELOPMENT AND GROWI1I AS AFFEC1ED BY CARBON DIOXIDE P.A. Manalo, R.R. Pamp/ona and K. T. Ingram .................. ............... 413

YIELD P01ENTIAL LIMITATIONS: FACTORS AFFECTING YIELD OF DEEPWA 1ER RICE IN RELATION TO NEW PLANf TYPE A.M. Mazaredo, J.A. Egdane, E. V. Laure/es and T Setter ................ 413

RICE ROOT SAMPLING AND MEASUREMENT 1ECHNIQUES WTIH EMPHASIS ON DROUGHT J. DLC. Siopongco and K.T Ingram.................................................. 414

EFFECT OF SEED AGING ON CROP ESTABLISHMENT OF RICE CULTIV ARS IN ANAEROBIC SEEDING Tun Winn and M. Yamauchi ............................................................... 414

X

DEFOLIATION AS A METIIOD OF SCREENING RICE FOR DROUGIIT TOLERANCE AT FLOWERING E.B. Yambao and K.T Ingram ........................................................... 415

CHEMICAL CHANGES IN ABACA FIBER DERIVED FROM STALKS STORED AT V ARlO US DURATIONS C. C. De Guzman, I.S. Ammciado and R.A. Reglos ............................ 415

EFFECT OF SULFATE ON METIIANE PRODUCTION IN RICE PADDIES M.JF. Andales, R.S. Lant in and H. U. Neue....................................... 416

ESTIMATION OF RICE LEAF NTIROGEN CONCENTRATION USING A CHLOROPHYLL METER: 1HE INFLUENCE OF LEAF 1HICKNESS F. V Garcia, S. Peng, Ma. R.C. Laza and K.G. Cassman ......... . ......... 417

ENVIRONMENT IMPACT OF NEW RICE GROWING TECHNOLOGIES: SOIL MICROBIAL BIOMASS IN WEILAND RICE SOILS JL. Gaunt and H. U. Neue .................................................................. 417

ENVIRONMENTAL IMPACT OF NEW RICE GROWING TECHNOLOGIES: 1HE ROLE OF AQUATIC INVERTEBRATES ON 1HE DECOMPOSillON OF RICE RESIDUES IN RICEFIELDS I. C. S impson and B. Official ............................................................... 418

EFFECT OF BENOMYL AND CARBOFURAN ON APHELENCHO!DES BESSEY/ ON RICE E. B. Gergon and JC. Prot ................................................................. 419

PLANT PARASillC NEMATODES ASSOCIATED wrrn UPLAND RICE AS AFFECTED BY DIFFERENT DURATIONS OF CULTIVATION IN WEST SUMATRA, INDONESIA I.R.S. Soriano, D.M. Matias and JC. Prot ........................................ 419

xi