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The Philippine Agricultural Scientist

 

Founded in January 1911 by the Student Body of the College of Agriculture of the University of the Philippines

An international journal of tropical agriculture and related sciences, is published quarterly by the College of Agriculture and Food Science, University of the Philippines Los Baños, 4031 College, Laguna, Philippines.

Recent Content

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Morphological Characterization, Pollen Viability, and Germinability Evaluation of Two Plumeria Species in the University of the Philippines Los Baños
Darel Kenth S. Antesco, Maria Charito E. Balladares, Alangelico O. San Pascual, Pablito M. Magdalita, and Fernando C. Sanchez Jr

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Morphological Characterization, Pollen Viability, and Germinability Evaluation of Two Plumeria Species in the University of the Philippines Los Baños
Darel Kenth S. Antesco, Maria Charito E. Balladares, Alangelico O. San Pascual, Pablito M. Magdalita, and Fernando C. Sanchez Jr

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Morphoanatomy and Phenoplasticity of Cardamine hupingshanensis (Brassicaceae) Under Cadmium Stress
Yafen Han, Florfe M. Acma, Maria Melanie M. Guiang, Chris Rey M. Lituanas, Fulgent P. Coritico, and Victor B. Amoroso

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Assessment of Water Pollution Levels in Lake Batur, Indonesia and their Effect on Water Weed Presence
Syarif Prasetyo, Tri Retnaningsih Soeprobowati, Tirtaduna Tirtaduna, Agus Purnomo, Sri Hartati, Umi Chodrijah, Prihatiningsih Prihatiningsih, Ari Wahyono, Jumari Jumari, and Rossi Prabowo

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Influence of Nitrogen and Phosphorus Rates on the Growth of Water Hyacinth (Pontederia crassipes Mart.)
Mary Joy M. Abit, Rene Franchesca A. Pilar, and Analiza Henedina M. Ramirez

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Three New Varieties of Hoya ilagiorum (Kloppenburg, Siar & Cajano)
Maria Luisa D. Guevarra, Jennelyn C. Bengoa, and Gerlie P. Antesco

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Effects of Culture Media and Duration on In Vitro Maturation and Production of Cỏ Goat Embryos
Van Khanh Nguyen, Huong Thi Thu Vu, Au Thi Hoang, Yen Thi Kim Pham, Dat Van Le, Lan Anh Thi Nguyen, Huu Xuan Quan, and Lan Doan Pham

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Production Objectives and Trait Preferences of Smallholder Farmers in the Philippines: Implications for Designing Breeding Schemes Utilizing Indigenous Swine Genetics
Joy Banayo, Kathlyn Louise Manese, Kaito Furusho, Madeline Kingan, Justine Ayomen, Marcelino Saliw-an, Karina Marie Nicolas, Kayvin Joel Petipit, Dorothy Pagbilao, Vea Roven Arellano, Rene Santiago, Flomella Caguicla, Arnolfo Monleon, Giselle Perlas, Giselle Perlas, Rea Palma Ortego, Sharon Singzon, Agapita Salces, and Takahiro Yamagata

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Root Plasticity of Selected Corn (Zea mays L.) Varieties Grown for Food and Forage in Response to FertiGroe®-N and Urea
Vanica Apostol, Edna Aguilar, Lilia Fernando, Lourdes Edano Ma., Tonette Laude, and Eureka Teresa Ocampo

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Field Assessment of Fertilization, Nursery, and Crop Management Practices among Tomato (Solanum lycopersicum L.) Growers in the Ilocos Provinces, Philippines
Annalissa Aquino, Sancho Bon, Angelica Guanlao, Ann Mylalulex Magnaye, Filomena Sta Cruz, and Pompe C. Sta. Cruz

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Assessment of Drought Tolerance in Mung Bean [Vigna radiata (L.) Wilczek] Through Phenology, Growth, Protein Yield, and Cluster Heatmap Analysis
Rafiqul Islam, Jamil Hossain, Shamsul Huda, Mohammad Golam Azam, Faruk Hossain, Aktar Uz Zaman, Safiqul Moula, Nasir Uddin Ahmed, Jamal Hossain, Ayman EL Sabagh, and Mohammad Sohidul Islum

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Bioactivity and Synergism of Tagpo (Ardisia tomentosa) Molluscicidal Extracts
Darwin C. Gomez, Grechelle Socias, Rosemarie Galanza, Florlyn C. Gayas Ma., Fe T. Piedad, and Brian John Sarno

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Morphological and Physiological Changes of Katuray (Sesbania grandiflora) during Seed Maturation [RESEARCH NOTE]
Alangelico San Pascual, Lucille Elna de Guzman, Maurice Gravidez, and Elijah Estante

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Boar Sperm Performance in Polystyrene Transport Cool Box Under Various Storage Conditions and Holding Times [RSEARCH NOTE]
Santiago T. Peña Jr., Bianca Therese P. Ymas, Mark Edd B. Janier, and Heherson A. Luza

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An Empirical Study on the Retail Price Threshold of Pork in the Chinese Market
Yu Wang, Shiwei Xu, Ganqiong Li, Yongen Zhang, Xiaoyun Zhang, Shengwei Wang, Wen Yu, and Han Zhou

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A P-graph Approach for Planning Sustainable Rice Straw Management Networks
Victoria Migo Sumagang Maria and Michael Angelo B. Promentilla

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Assessment of Variants of Organic-Based Rice Production Systems in Negros Occidental, Philippines
Cielo Luz C. Mondejar, Gerald E. Bello, Karla V. Canto, Chenille Kaye L. Galvan, and June Nill F. Paclibar

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Postharvest Characterization and Storage of Fresh Katmon Fruit (Dillenia philippinensis)
Leonisa A. Artes, Amparo A. Wagan, Michelle E. Omana, and Leonardo L. Tamisin Jr

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Usability Analysis of the Ronnie Baugh (Oggun II) Tractor Using the Single Usability Metric [RESEARCH NOTE]
John Lester Remot, John Kenneth Punongbayan, Stephanie Caridad Landicho, Alan Marco Mercado, Josefa Angelie Revilla, and Omar Zubia

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Short-term Response of Soil Microbial Community and Soil Bio-chemical Properties to Soybean Intercropping in a Cassava-based Cropping System
Nolissa Organo, John Lester Pide, Michelle Anne Calubaquib, Elmer Enicola, Evelyn Delfin, Vanessa Calderon, Raymund Antiola, Hosne Dilzahan, and Andre Cruz

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Baseline Characterization of Semen from Philippine Native Chickens: Banaba, Joloano and Paraoakan
Darcy Pamulaklakin, Carla Alilie Junsay, Consuelo Amor Estrella, and Percival Sangel

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Microbiological and Physicochemical Changes in Rabbit Meat During Ambient Storage
Marielle Gamboa, Dennis Marvin Santiago, April Shayne Sulabo, and Mary Ann Torio

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Agrobacterium-mediated Genetic Transformation and Plant Regeneration from Cotyledons in Philippine Eggplant (Solanum melongena L.) Acc. ‘PH 11424’
Mark Gabriel Sagarbarria, John Albert Caraan, Patrick Lipio, Ian Bien Oloc-oloc, Kazuo Watanabe, and Desiree Hautea

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Exploring the Nutritional, Antioxidant, and Lipid-Lowering Properties of Saba Banana (Musa acuminata x balbisiana BBB Group) Peels
PAUL ALTEO BAGABALDO, Liezl M. Atienza, Katherine Ann T. Castillo-Israel, Aimee Sheree A. Barrion, Antonio C. Laurena, and Maria Amelita C. Estacio

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Nutritional Evaluation of Hydroponic Corn Fodder and its Effect as Substitute for Feed Concentrates for Buffalo Calves
Charity I. Castillo, Phoebe Lyndia T. Llantada, Cyril P. Baltazar, Mary Rose D. Uy-De Guia, Reynald D. Amido, and Arnel N. Del Barrio

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Analysis of the Potential of Rice and Corn in Supporting Food Availability
Luh Pastiniasih, Ketut Sumantra, Ni Putu Pandawani, and Putu Edi Yastika

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Changes in Physico-Chemical Properties of a Sandy Loam Soil Depending on the Particle Size of Hazelnut Shell-Derived Biochar
Damla Bender Özenç, Ceyhan Tarakçioğlu, Funda Irmak Yilmaz, and Selahattin Aygün

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Village-level Processing of Pangi (Pangium edule Reinw.) Seeds by the Obu Manuvu Improves the Edibility and Level of Some Nutritional Factors [RESEARCH NOTE]
Rovi Gem E. Villame-Gayagas, Jennifer P. Fronteras, Maria Christna D. Nacar, Aaron P. Lorilla, and Pedro A. Alviola IV

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Molecular Mimicry of NodA Genes by an N-acetylmuramoyl-L-alanine Amidases Gene in a Nodule Forming Staphylococcus cohnii [RESEARCH NOTE]
Aberathne Herath Mudiyanselage Nadeeshani Ruwandika Aberathne, Wedage Methsala Madurangi Wedage, and Dilantha Gunawardana

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Effects of Polishing and Cooking on the Phytochemical Properties and Antioxidant Activities of Selected Philippine Rice Cultivars [RESEARCH NOTE]
Rodel M. Bulatao, Charleo S. Zapanta, Maricar B. Castillo, Reniel P. Tubera, and Joel R. Salazar

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Allelopathy of Faba Bean Cover Crop to Durum Wheat Under a Semi-Arid Environment
Oussama Oueslati, Arwa Zammali, Raed Hamdi, Ahlem Dhahri, Chaima Melliti, Moncef Ben Hammouda, and Robert Kremer

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Alternate Day Feeding as a Cost-effective Strategy for Tank Culture of the Pacific Shortfin Eel Anguilla bicolor pacifica
Frolan A. Aya, John Carlo L. Unida, Maria Rowena R. Romana-Eguia, and Nerissa D. Salayo

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Yield Component Compensation as Affected by Seeding Rates in Dry Direct Seeded Rice
Crisanta S. Bueno, Rene B. Carandang, John Kenneth L. Motilla, and Pompe C. Sta Cruz

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Influence of Capacity Building on Nutrition Sensitivity of the Municipal Agriculture Development Plan in Calabarzon, Philippines
Kim Leonard G. Dela Luna, Maria Theresa M. Talavera, Leila S. Africa, Clarissa B. Juanico, Nancy A. Tandang, and Marison Felicidad R. Dy

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Natural and Anthropogenic Factors Affecting the Development of Two Highland Agricultural Soils of Bukidnon, Philippines
Guadalupe D. Calalang, Laurent Bock, Gilles Colinet, Vincent Hallet, and Peter Walpole

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Dry Matter Production of Two Rice Cultivars with Contrasting Root Plasticity Expression Under Different Topographic Conditions Subjected to Soil Moisture Fluctuation
Stella Owusu Nketia, Roel Rodriguez Suralta, Yoshiaka Inukai, Shiro Mitsuya, Mana Kano Nakata, Peter Amoako Ofori, Dinh Thi Ngoc Nguyen, and Akira Yamauchi

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Compositional Properties of Flours and Starches from the Philippine National Seed and Industry Council-registered Root Crops
Edgardo E. Tulin, Chinelo M. Cardaño, Anabella B. Tulin, Ma. Theresa P. Loreto, Ea Kristine Clarisse B. Tulin, and Ma. Villa N. Yu

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Physico-chemical Characteristics of Ensiled Cassava (Manihot esculenta Crantz) and Sweetpotato (Ipomoea batatas L. (Lam.)) Foliage, and Fermentation Kinetics of Cassava Silage
Arnel N. del Barrio, Christian V. Lualhati, Kimberly I B. Turaja, Ralph Jovi B. Saldajeno, Mauricio P. Bayubay Jr, Chesa A. Elenterio, Babylyn T. Salazar, Gerard F. Guadayo, Kamla Zyra G. Lavadia, and Menandro M. Loresco

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Finite Element Analysis of a Coconut (Cocos nucifera L.) Climbing Mechanism
Arjay O. Afan, Omar F. Zubia, Adrian A. Borja, and Ralph Kristoffer B. Gallegos

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Exogenous Application of Growth Regulators Improves the Growth and Quality of Dahlia variabilis L.
Shahbaz Khan, Naeem Abbas, Zuhair Hasnain, Sami Ullah, Imran Hussain, Afroz Rais, Muhammad Atif Ghafoor, Danish Ibrar, Sohail Irshad, Maham Saddique, Muhammad Amjad Bashir, Samra Naseem, Muhammad Musawir Khan, and Jawaher Alkahtani

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Variability of Cost and Return of Dry Direct Seeded Lowland Rice in Major Rainfed Growing Areas in the Philippines
Oliver C. Ocampo, Hazel Anne F. Makahiya, Marjorie V. Pamplona, John Kenneth L. Motilla, Niño Paul Meynard C. Banayo, Crisanta S. Bueno, and Pompe C. Sta. Cruz

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Effect of Vitamin C and Probiotics on Broilers Performance and Claudin-2 (CLDN-2) Expression Under Heat Stress [RESEARCH NOTE]
Mohammad Chamani, Mohammad Chamani, Farhad Foroudi, Ali Asghar Sadeghi, and Mehdi Aminafshar

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Air and Air-Steam Gasification of Coconut Shell in a Fluidized Bed
Keynty Boy V. Magtoto, Rossana Marie C. Amongo, Sergio C. Capareda, and Ronaldo B. Saludes

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Spray Characterization of an Unmanned Aerial Vehicle for Agricultural Spraying
Eray ÖNLER, Hasan Berk ÖZYURT, Mehmet ŞENER, Sezen Arat, Bülent Eker, and İlker Hüseyin ÇELEN

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The Use of Open Data Kit (ODK) in Characterizing the Cacao Industry Sites in Panay Island
Rhea J. Subong-Espina, Reynold D. Tan, and Christine Mae D. Hernando

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Biology of Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae) on Rice and Different Corn Varieties
Anthony S. Agravante, Karen B. Alviar, Analiza Henedina M. Ramirez, and Sheryl A. Yap

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Sub-acute Oral Toxicity Evaluation of Philippine Bignay (Antidesma bunius (L.) Spreng cv. ‘Kalabaw’) Fruit in ICR Mice
Jonina Marie Tengco, Liezl Atienza, Maria Amelita Estacio, Mark Joseph Desamero, Roxanne Gapasin, Jonna Rose Maniwang, Katherine Ann Castillo-Israel, Rohani Navarro, Dianne Jane Sunico, James Ryan Aranzado, Ann Cayetano, Joan Delomen, and Loraine Ancheta

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Rheological Properties and Postharvest Behavior of Onion (Allium cepa L. 'Superex') Subjected to Different Preharvest Treatments to Control Armyworm [Spodoptera exigua (Hubner Lepidoptera: Noctuidae]
Daphne Cassandra Gonzales, Ryan Anthony Lualhati, Kim John Nate, Cielo Azul Dumlao, Emmanuel Amatorio, Elda Esguerra, and Bonifacio Cayabyab

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Synthesis and Characterization of Nanozeolite from Sugarcane Bagasse Ash and Its Nutrient Loading Potential
Quincy Ybañez, Pearl Sanchez, Marcial II Buladaco, and Joy Eloiza Rosales

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Characterization of Dirt on White-Shelled Table Eggs through Image Analysis [RESEARCH NOTE]
Maria Patricia Azanza, Dominic Panaligan, and Bryan Kenneth Desierdo

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Climatic Factors Affecting Maize Grain Yield in Different Growing Areas of the Philippines
Lakshman Kumara, Tonette Laude, Jose Hernandez, Pearl Sanchez, Moises Dorado, Jose Nestor Garcia, Gerardo Gauna, and Pompe C. Sta. Cruz

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First Detection of Naturally Introgressed BT Cry1Ab in Asian Corn Borer [Ostrinia furnacalis (Guenée)] - Resistant Traditional Maize (Silangan) in the Philippines
Merdelyn T. Caasi-Lit, Eureka Teresa C. Ocampo, Artemio Salazar, Jefferson Paril, Bryan Novio, Bernard Panabang, and Angelyn Marta Marmeto

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Epiphyte Identification on Commercially Grown Kappaphycus alvarezii in Eastern Samar, Philippines [RESEARCH NOTE]
Ma. Carla Angelica Deladia, Leni Yap-Dejeto, Kenneth Abuda, and Margarita Dela Cruz

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Effects of Copper Oxide (CuO) and Zinc Oxide (ZnO) Nano and Bulk Forms to Soil Fungal Community [RESEARCH NOTE]
Jonathan Jaime Guerrero, Teresita Dalisay, Nolissa Organo, and Ireneo Pangga

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Drift Reduction by Orienting Boom Sprayers’ Nozzles Against the Wind Direction
medet itmeç, Ali Bayat, and Ömer Barış ÖzlÜoymak

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Spectral Lights Based Treatment Enhanced Biomass Accumulation and Secondary Metabolites Production in Callus Culture of Citrus reticulata
Faiza Anum, Naveed Iqbal Raja, Tahira Sultana, Abeer Kazmi, Amir Ali, Bushra Qayyum, Anza Afzal, Aneela Nijibat, Zia-ur-Rehman Mashwani, and Abeer Kazmi

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Optimization of Ethanol Production from Enzymatically Saccharified Biomass of Acid-Pretreated Rice Straw
Muzammal Mateen Azhar, Qurban Ali, Arif Malik, Elham Khalili, Muhammad Arshad Javed, Shinawar Waseem Ali, and Muhammad Saleem Haidar

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Will patients benefit from the current Philippine Legislative Bill on Medical Cannabis? A Cost-Benefit Analysis
Godofreda Dalmacion, Paul Joseph Ramirez, Zypher Jude Regencia, and Emmanuel Baja

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Grain Yield Variations in Rice Genotypes under Different Growing Environments in the Philippines
Kim Nyka C. Perdiguerra, Shiro Mitsuya, Akira Yamauchi, Felino P. Lansigan, Maria Victoria O. Espaldon, Jose E. Hernandez, and Pompe C. Sta. Cruz

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Weedy Rice Conserved Ex Situ Characterized Using Morphological and Simple Sequence Repeat (SSR) Markers
Rubylyn Mijan Infante, Maria Elizabeth B. Naredo, and Merlyn S. Mendioro

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Enriched Rice Husk Biochar Minimizes Ammonia Loss from Applied Urea Fertilizer Under Waterlogged Environment [RESEARCH NOTE]
Gunavathy Selvarajh, Huck Ywich Ch'ng, Norhafizah Md Zain, and Issariyaporn Damrongrak

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First Report of the Lanzones Scale Insect, Unaspis mabilis Lit & Barbecho (Hemiptera: Diaspididae), Infesting Cacao, Theobroma cacao L. [RESEARCH NOTE]
Ireneo L. Lit Jr., Barbara L. Caoili, Merdelyn T. Caasi-Lit, Cristian C. Lucanas, Kristine O. Abenis, Vanessa Kate I. Alvarez, and Romnick A. Latina

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Foliar Applied Boron not only Enhances Seed Cotton Yield but also Improves Fiber Strength and Fineness of Cotton Cultivars
Muhammad Ashfaq Wahid, Muhammad Saleem, Shahbaz Khan, Sohail Irshad, Mumtaz Akhtar Cheema, Muhammad Farrukh Saleem, Haroon Zaman Khan, Madad Ali, Ali Bakhsh, Zuhair Hasnain, Sara T. Alrashood, and Sulaiman Ali Alharbi

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Perceptions on Agriculture among Freshmen Students at the University of the Philippines Los Baños: Key Challenges and Solutions
Kamla Zyra G. Lavadia, Lourdes B. Columbres, Maria Angeli G. Maghuyop, and Domingo Angeles

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Morphological and Microsatellite-Based Molecular Characterization of Locally Collected Sugarcane (Saccharum officinarum L.)
Carl F. Libayao, Carmina C. Manuel Ma., Eureka Teresa M. Ocampo, and Antonio G. Lalusin

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Phenotypic Characters and Expression of Cytokinin oxidase 2 (OsCKX2) Gene in Rice Genotypes with Enhanced Grain Filling Traits
Cielo Luz C. Mondejar, Maria Genaleen Q. Diaz, Teresita H. Borromeo, Tonette P. Laude, Arlen A. Dela Cruz, and Roel Rodriguez Suralta

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16S rRNA Gene Sequence Analysis of Acetic and Lactic Acid Bacteria Isolated from Philippine Sugarcane Wine (Basi) [RESEARCH NOTE]
John Russel G. Sevilla, Michael Angelo S. Esteban, Honey Bhabes R. Iñigo, Audrey May V. Orillaza, and Baby Richard R. Navarro