Search Filter
Database of Abstracts of Theses and Dissertations of SEAMEO SEARCA Scholars
Showing 1151–1160 of 1,515 records
"In Vitro Fertilization of Hamster Ova as an Aid in Assessing the Fertilizing Capacity of Human Spermatozoa"
Studies have been recently undertaken in many research laboratories to examine the fertilizing capacity of spermatozoa from human males with histories of unexplained infertility to investigate their ability to penetrate ova. Since human ova were not... Read more.MS in Genetics (Universiti Pertanian Malaysia)"Influence of Soil Parent Materials and Soil-related Factors on the Growth and Yield of Rubber FELCRA (Federal Land Consolidation and Rehabilitation Authority) Scheme, Sendayan"
The influence of two terrain classes (i.e., 5-25% and 25-50% slopes) on soild developed from two parent materials (i.e., granite amd sedimentary ricks) on the growth and yield of rubber (Hevea brasiliensis) after four years of tapping was evaluated... Read more.MS in Soil Science (Universiti Pertanian Malaysia)"Kud Mina Bhakti in Aceh, Indonesia: A Study of Membership, Participation, and Impact"
Two hundred and sixty small-scale open sea fishermen of Banda Aceh and Aceh Besar, Acehm Indonesia were surveyed to determine 1) the socioeconomic profiles, communication patterns, perceptions, and attitudes of fishermen in the area; 2) differences... Read more.PhD in Community Development (University of the Philippines Los Baños)"Potassium Exchange Characteristics and Clay Mineral Composition of Major Agricultural Soils in West Java"
The study was conducted to determine the clay mineral composition, potassium status, and exchange characteristics of major agricultural soils in West Java, Indonesia. Potassiumm availability indices, including HCI-extractable potassium (K)... Read more.MS in Soil Science (University of the Philippines Los Baños)"Potassium Exchange Characteristics and Clay Mineral Composition of Major Agricultural Soils in West Java"
The study was conducted to determine the clay mineral composition, potassium status, and exchange characteristics of major agricultural soils in West Java, Indonesia. Potassiumm availability indices, including HCI-extractable potassium (K)... Read more.MS in Soil Science (University of the Philippines Los Baños)"Some Ecological Studies and Economic Injury Levels of the Leafhopper (Idioscoppus Clypealis (Leth.)) on Mango (Mangifera Indica (L.))"
The ecology and economic injury levels (EIL) of Idioscopus clypealis (Leth.) were studied in May 1984-June 1986 in Central Visayas, Philippines. This pest was found to be the most destructive species of mango leafhoppers. Under natural conditions... Read more.PhD in Entomology (University of the Philippines Los Baños)"Spatial Variability Analysis of Some Soil Properties Using Geostatistical Techniques"
Geostatistical techniques, specifically the semivariogram and kriging, were applied to characterize the spacial variability of soil properties. Data on percent sand, percent silt, perecent clay, percennt organic matter, ppm potassium (K)... Read more.MS in Soil Science (University of the Philippines Los Baños)"Survey of Philippine Aphid Parasitoids and Laboratory Studies of Diaeretus sp. 1 (Hymenoptera: Aphididae) on Aphis Glycines Matsumura (Homoptera: Aphididae)"
The survey covered provinces of Luzon, the Visayas, and Mindanao and was conducted in the summer of 1984 and in December 1984-February 1986. Laboratory studies were undertaken at the Entomology Laboratory of the University of the Philippines Los... Read more.MS in Entomology (University of the Philippines Los Baños)"The Economics of Pla Sawai (Pangasius Sutchi Fowler) Production Under an Integrated Pig-Fish System in Pathumthani Province, Thailand"
A recall survey of 33 fish farms in seven districts of Pathumthani Province, Thailand was undertaken to determine the economics of pla sawai (Pangasius sutchi) production under an integrated pig-fish system. Five aspects of Pangasius production... Read more.MS in Aquaculture (Central Luzon State University)"The Effect of Defoliants on Seed Quality of Soybean (GIycine max (L.) Merrill)"
A greenhouse experiment was conducted at the Central Experiment Station of the University of the Philippines Los Baños (UPLB) to evaluate the effects of various defoliants (handpicking as control, sodium chlorate, 2, 4 D ester, and... Read more.MS in Agronomy (University of the Philippines Los Baños)