Dionisio Bucao - Researcher Profile


Research Directorate

Supervising Education Program Specialist


Email Address: dsbucao@yahoo.com


Dr. Dionisio Salbado Bucao has a doctorate degree in Soil Science major in Soil Survey and Classification/Land Use from University of the Philippines at Los Baños, master's degree in Agriculture (Crops Science) and a bachelor's degree in Agricultural Engineering both from the Mariano Marcos State University. His research interests include nutrient and water management, soil conservation and management, organic agriculture and crop production management. 

Research Involvement

Research Title
Increasing Profitability of Tomato Fruits Through Value-Adding Initiatives
Improvement of Garlic Productivity through Integrated Crop Management System
National Garlic and other agri-food condiments R & D Center
Increasing garlic productivity through higher planting density, improved nutrient management and plant growth promoter application
Development of a controlled indoor propagation nursery for clean garlic planting material
Development of a soilless method for agri-fishery resilient-production technology (SMART)
Improving glutinous corn (Zea Maize var. ceratina) productivity through varying planting distances and fertilizer rates
Component 2. Promotion of developed shallot technologies
Component 1. Integrating Good Agricultural Practices (GAP) and cultural management strategies to enhance the production of quality bulbs and true seeds in shallot
Component 3. Development of sustainable seed support system through community-based approach
Enhancing the productivity of shallot through the development of sustainable seed system and promotion of technologies aligned to GAP standards
Sustainable Seed Support System of Vegetable Land Races and Other Crops in Ilocos Norte through Community-based Approach
Enhancing organic rice production through utilization of microbial
Enhancing productivity and quality of aromatic rice cultivars through improved cultural and postharvest management practices and product development
Assessment and Optimization of Water Consumption of Major Rice-based Crops Under Rainfed Lowland Conditions in Ilocos Norte

Research Publication

  • Bucao, Dionisio D., Yapit, Romeo H. Jr., Gabriel, Maura Luisa S.. 2019. Biochemical characterization of microbials and their effects on the growth and yield of multiplier onion (Allium ascalanicum L.) in Northwestern Philippines . Plant Growth Promoting Rhizobacteria (PGPR): Prospects for sustainable agriculture Issue Num. 1; September 2019
  • Badar, Araceli J., Antonio, Menisa A., Agustine, Epifania O., Bucao, Dipnisio S., Gorospe, Mary Ann B.. 2019. Growth and yield performance of traditional upland rice varieties in low elevation upland agro-ecosystem. Science and Technology Journal. Volume 7; Issue Num. 2; January 2019; ISSN2012-0060
  • Dionisio S. Bucao, Diana Rose M. de Leon. 2014. Isolation, Characterization, and Evaluation of Plant Growth-Promoting Rhizobacteria from Rhizospheres of Sugarcane (Sacharum officinarum) and Wild Lily Sp.. MMSU Science and Technology Journal. Volume 4; Issue Num. 1; June 2014; ISSN2012-0060
  • Dionisio S. Bucao; Rodel T. Utrera; Maria Concepcion B. Birginias; Evangeline S. Galacgac. 2009. Effect of Tillage Practices and Fertilizer Levels on the Performance of Major Rice-based Crops Under Rainfed Lowland Condition in MMSU. Agriculture in the Ilocos. Volume 4; December 2009
  • Dionisio S. Bucao; Artemio B. Alcoy; Epifania O. Agustin; Charito G. Acosta. 2004. Irrigation and Nitrogen Fertilization Strategies for Bontoc Pepper. Agriculture in the Ilocos: Farm Information and Technologies. Volume 3; January 2004
  • CastaƱeda, A. R.; Bouman, B. A.; Tuong, T. P.; Bucao, D. S.. 2003. Nitrate Contamination of Groundwater: Impact from Intensive Rice-based Cropping Systems Across Ilocos Norte. Philippine Journal of Crop Science. Volume 26; Issue Num. 1; March 2003; ISSN0115463X
  • Epifania O. Agustin; R Shrestha; B Tripathi; Marilou P. Lucas; Sixto R. Pascua, Jr.; JK Ladha; Teresita F. Marcos; DR Cullannay; Maria Concepcion P. Baga; DS Bucao; V Balasubramanian; A Morales; Sosimo Ma. Pablico; SR Obien. 2000. Sustainable Soil Management Options for Highly Intensified and Diversified Rainfed Lowland Rice-based Cropping Systems. Agriculture in the Ilocos: Farm Information and Technologies. Volume 2; July 2000
  • Pascua, SR., Marilou P. Lucas, Epifania O. Agustin, Nathaniel R. Alibuyog, TF Marcos, DA Valencia, DR Culannay, Maria Concepcion P. Baga, Dionisio S. Bucao, and SR Obien. 2000. Sustainability of Diverse Cropping Systems with Special Reference to Nutrient, Water, and Pest Management in the Rainfed Lowlands of Ilocos. PhilRice Technical Bulletin. Volume 5; Issue Num. 2; January 2000