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Database of Abstracts of Theses and Dissertations of SEAMEO SEARCA Scholars
Showing 1471–1480 of 1,491 records
"Evaluation of Response to Selection of Sow Productivity and Construction of a Selection Index"
The study attempted to examine the direct and correlated responses to selection and to construct a selection index for sow productivity traits. Data used were obtained from individual records of 1,468 pigs developed by a UPCA-NSDB special... Read more.MS (University of the Philippines Los Baños)"Factors Associated with the Adoption of Rice Technology in Cotobato."
The study sought to determoinethe factors related to the adoption of approved farm practices by Muslim and Non-Muslim rice farmers, the extent of such adoption, diffusion factors associated with the adoption of certain rice-farming innovations... Read more.PhD (University of the Philippines Los Baños)"Irrigation Capability of the Penaranda River Irrigation System and of the Sta. Cruz River Irrigation System"
The study was conducted to determine the area that could be supplied with sufficient water (A) for a certain period within the year based on the diversion flow (Q), rainfall (R), and evaporation (E) in the service territory of the Penarada River and... Read more.MS (University of the Philippines Los Baños)"Leadership roles of the field technicians in organization farmer's associations."
The study sought mainly to identify the leadership roles of the field technicians in organizing the farmer’s association in the UPCA/SEARCA Social Laboratory in Pila, Laguna. Data were gathered by means Laboratory and all 104 members... Read more.MS (University of the Philippines Los Baños)"Multiple Cropping with Rice. I. Effects of Soil Moisture Levels on the Performance of Upland Crops II. Effects of Seeding Methods on the Performance of Mungo"
Two seperate but related field experiments were conducted to test the premise that successful multiple cropping with rainfed rice depends on the rapid setting of good stand and satisfactory performance of the selected crop under increasing soil... Read more.MS (University of the Philippines Los Baños)"Performance of Rice and Nutrient Availability on Two Philippines soil as Affected by Different Water Regimes and Soil Amendments ."
Greenhouse experiments were conducted to determine the effects of water regimes, addition of phosphorus and organic matter (rice straw), application of acid and lime on the chemical changes and growth of rice on Lipa clay loam and Luisiana... Read more.MS (University of the Philippines Los Baños)"Primary Tracheary Elements of the Genus Oryza"
The structure of lateral wall and overlap areas of xylem elements in the leaf, stem and root of 21 species of Oryza was studied. The predominant type found in all plant organs was the reticulate. The second-order thickenings were... Read more.PhD (University of the Philippines Los Baños)"Rice Hull-Soil Mixtures as Growing Media for Tomato Transplants"
Three experiments were conducted to determine some properties of rice hull, to ascertain the possible use of rice-hull-soil mixtures as growing media for tomato seedlings, and to find out the optimum amount and frequency of fertilizers to be... Read more.MS (University of the Philippines Los Baños)"Some Economic Factors Affecting Income of Farmers in Nueva Ecija, a Land Reform Area"
The general objectives of the study was to provide farmers and policy makers some epimirical bases for were related to net income through a tubular presentation and those related to gross income, through the fitting of a mathematical function using... Read more.MS (University of the Philippines Los Baños)"Studies on Eggplant Seed Dormancy"
Eight varieties of eggplant (Solanum melongena L.) were used to investigate the occurrence and nature of seed dormancy and to study means of breaking it. Of the eight varieties, three exhibited varying degrees of seed dormancy. Seeds of varieties... Read more.MS (University of the Philippines Los Baños)