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Database of Abstracts of Theses and Dissertations of SEAMEO SEARCA Scholars
Showing 1411–1420 of 1,513 records
"The NPK Nutrition and MoisTURE Relation Studies and their EffeCTS ON Quality of Virginia Tobacco."
Field experiments were conducted with the drip irrigation method to study the effects of different rates of water application and fertilization treatments and their interaction on the curing quality of Virginia tobacco. The MRS3... Read more.PhD (University of the Philippines Los Baños)"The Population Dynamics and Sampling Plan of the Corn Borer Ostrinia furncalis (Guenee) (Pyralidae: Lepidoptera)."
The life cycle, population dynamics and sampling plan of the corn borer were investigated in this study. The insect was found to have five instars instead of six as previously reported. Insects were reared on... Read more.PhD (University of the Philippines Los Baños)"Allelopathic Effects of Chromolaena odrata (L.) R.M King and H. Robinson"
The study was conducted to determine the characteristics of Chromlaema odorata vegetarian and to investigare its allelopathic potential. Field observation in the grassland communities of Carrangalan and San Jose, Nueva Ecija, revealed that... Read more.MS (University of the Philippines Los Baños)"An Inventory Model for Corestock Veneer."
The study dealt with a form of inventory control that could be applicable to some products such as corestock vencer. Based on speculation, the inventory system was analyzed as regards its effects several problems of vencer production and sale... Read more.MS (University of the Philippines Los Baños)"Assessment of Soybean Yield Loss Due to Bacterial Pustule"
Experiments were conducted to assess quantitatively and qualitatively yield losses due to bacterial pustule caused by Xanthomonas phaseoli var. sojensis (Hedges) Starr and Burkholder, of soybean varieties TK-5, CES-434, L-114 and Clark 63. ... Read more.MS (University of the Philippines Los Baños)"Biology and Control of Water Lettuce (Pistia stratiotes L.)"
Experiment were conducted to supply the life cycle of water lettuce (Pistia stratiotes L.) as affected by pH and nutrition, its competing ability with rice and other lowland weed species, its transpiration rate and growth stage sensitive to... Read more.PhD (University of the Philippines Los Baños)"Comparative Performance of Three Grain Sorghum [Sorghum bicolor (L.) Moench] Cultivars Grown under Rubber and in the Open Field as Affected by Nitrogen Level and Plant Density."
Three grain sorghum cultivars were grown in the open field and under seven- and two-year-old rubbers at three levels of nitrogen fertilizer and plant population density, to determine the performance of both seed and ratoon crops in terms of... Read more.PhD (University of the Philippines Los Baños)"Cuprammonium Rayon from Moluccan sau [ Albizia falcataria (L.) Fosberg]."
The study was conducted to determine the properties and yield of dissolving pulps with different alpha-cellulose contents produced from Moluccan sau at different conditions of pulping and bleaching. These pulps were used to make rayon under... Read more.MS (University of the Philippines Los Baños)"Drying Characteristics of Herring (Tunsoy) in the Dryer"
The study sought to determine the drying rate of herring, the moisture sorption isotherm od dried fish and the appropriate storage conditions. Fimbriated herring (Sardinella fimbriata Curv. &Val.) was used in the experiment. The dryer... Read more.MS (University of the Philippines Los Baños)"Economic Study of Sugarcane Production in Supanburi, Thailand"
Objective of the study were to identify factors that affect sugarcane production in Thailand, estimate resource productivity of the factors, quantity production cost and returns, and suggest policy measures which can help improve sugar output levels... Read more.MS (University of the Philippines Los Baños)