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Database of Abstracts of Theses and Dissertations of SEAMEO SEARCA Scholars
Showing 231–240 of 1,559 records
"Comparative Demographic Parameters of the Coconut Scale Insect, Aspidiotus rigidus (Reyne) (Hemiptera: Diaspididae) on Four Different Host"
The suitability of different plants—namely, banana, mangosteen, and taro as host of Aspidiotus rigidus (Reyne) was quantified. This was done by comparing demographic parameters such as development rate, survivorship, and reproductive potential... Read more.PhD in Entomology (University of the Philippines Los Baños)"Development of SNP Markers and Genome-Wide Association Mapping of Virulence Factors of Xanthomonas oryzae pv. oryzae"
Successful control of Xanthomonas oryzae pv. oryzae (Xoo), the causal agent of bacterial blight (BB), requires a specific and reliable diagnostic tool. Single nucleotide polymorphism (SNP) genotyping needs to be attempted to establish association... Read more.PhD in Plant Pathology (University of the Philippines Los Baños)"Diet Formulation Strategies and Determination of Optimal Ratios of Standardized Ileal Digestible Amino Acids in Broiler Chickens (Gallus gallus domesticus L.) from one to 14 Days of Age"
Three studies were conducted. Study 1 evaluated the effect of diet formulation strategies on broiler production performance, caloric efficiency, carcass characteristics, and diet economics. Study 2 determined the optimal SID Lys to ME ratio in Cobb... Read more.PhD in Animal Science (University of the Philippines Los Baños)"Economic Interrelationships in Rural Poverty, Farming System and Environmental Degradation Nexus in Central Dry Zone, Myanmar"
The study aimed to conduct a comprehensive analysis of rural poverty and linkages of farming system, poverty, and environmental degradation in Central Dry Zone of Myanmar. The primary data used in the study were collected through field survey, which... Read more.PhD in Agricultural Economics (University of the Philippines Los Baños)"Effect of Rice Straw Biochar Application on the Dynamics and Balance of Nitrogen on Clay and Sandy Loam Soils Planted to Rice (Oryza sativa L.)"
This study was conducted at the International Rice Research Institute (IRRI) in Los Baños, Laguna, Philippines. The first experiment aimed to determine the soil nitrogen supply capacity in Binangonan clay and Sariaya sandy loam soils. An... Read more.PhD in Soil Science (University of the Philippines Los Baños)"Effects of Birth Weight on Colostrum Intake, Mortality Rate, and Growth Rate of Thai Native Piglets"
The objective of this study was to determine the influence of birth weight on colostrum intake, growth performance, and survival of the piglets during lactation. The colostrum and milk from 18 Thai native (TN) and 17 crossbred (CB, Large white x... Read more.MS in Animal Science (Chiang Mai University)"Estimating Households’ Willingness to Pay for Wastewater Treatment in Selected Traditional Agro-Food Processing Villages, Nhue-Day River Basin, Vietnam"
This study estimated the willingness-to-pay and determined the factors affecting the perception and decision of agro-food processing households on wastewater treatment in selected traditional agro-food processing village, Nhue-Day River Basin... Read more.PhD in Agricultural Economics (University of the Philippines Los Baños)"Evaluation of Antioxidant Activity and Identification of Bioactive Compounds of Senna siamea (Lam.) Leaf Extract Using Solvent and Ultrasound-Assisted Extractions"
This research was conducted to evaluate antioxidant activity and identification of bioactive compounds of Senna siamea leaf extract using solvent and ultrasound- assisted extractions (UAE). A randomized complete block design with three replicates and... Read more.PhD in Food Science (Universiti Putra Malaysia)"Evaluation of Economic Efficiency of Pig Production in Nghe An Province, Vietnam"
Pig production is considered a major source of livelihood in Nghe An Province, Vietnam since it is its highest-grossing livestock commodity. At present, swine production in the province is undergoing transitions in scale—from small- to large... Read more.MS in Agricultural Economics (University of the Philippines Los Baños)"Genetic diversity and heterotic grouping of Philippine inbred rice germplasm: Implications to Philippine hybrid rice breeding"
The available genetic variation in the breeders pool and an efficient selection strategy for germplasm are considered as major factors for success in hybrid rice breeding. Understanding the genetic structure and diversity in the gene pools with which... Read more.PhD in Plant Breeding (University of the Philippines Diliman)