summary of agricultural doctoral thesis studying the growth, development capacities and technical measures to increase yields, qualities of some exotic orchid cultivars (cattleya, dendrobium, oncidium) for nort

... DEVELOPMENT CAPACITIES AND TECHNICAL MEASURES TO INCREASE YIELDS, QUALITIES OF SOME EXOTIC ORCHID CULTIVARS (CATTLEYA, DENDROBIUM, ONCIDIUM) FOR NORTHERN VIETNAM Branch of study: Crop science ... contribute to the development of growing orchids in the Northern Delta. 2.2. Requirements of the research subject: - To evaluate the adaptability of exotic orchids belonging to 3 branches of Catlleya, ... Assessment of growth and development and selection of some exotic hybrid orchid cultivars of 3 orchid genera Cattleya , Dendrobium, Oncidium. 3.1.1 Some growth characteristics of exotic hybrid orchids...

Sumary of agricultural doctoral thesis studying on potassium nutrient balance for sugarcane in lam son sugarcane belt thanh hoa province

... building and between the control formula with test formula. The difference in the amount of targets at low levels is not really clear. For K, total K content to keep the same level compared to the ... in the Lam Son region is done for the purpose of verifying the accuracy, relicapacity and efficiency of the method of determining the amount of K fertilizing according to nutrient balance. The ... deducting the amount of K2O in cutting when planting. K2O volume in land able to provide for plant (kg K2O /ha) are converted from the land mass in the jar and the land mass in the range of...

Summary of doctoral thesis: Improving the efficiency in using double fed induction machine in shaft generator system on shipboards

... 2.3.3 The system model of DFIG2 before connecting stator of DFIG2 to the grid When the stator of DFIG2 is not connected to the grid, 02fsi, the flux vector of stator and rotor of DFIG2 ... connecting the stator of DFIG2 to the grid To adjust the active power P of the DFIG fed into the grid, we only need to adjust GP. To adjust the reactive power Q of the DFIG fed into the grid ... improving the ability to follow the soft grid voltage of the shaft generator on the shipboards when changing the speed of main engines; improving the stability and the safety of the grid on The thesis...

Brief summary of engineering doctoral thesis: Analysis of influencing parameters and basics of determining resistance factors of drilled shafts used in bridge substructures in Ho Chi Minh city

... 4.1); - The standardization of results of resistance factorss of the thesis (ϕLA) differs from the results of international studies in foreign countries and the current design standards(ϕNN ... calculate the statistical parameters (μ, σ) and to verify the form of distribution density function (standard, logarithm, ) suitable for λR; 4. To analyze and to determine the resistance factors of ... resistance factors used The resistance factors are not the standard values for all states of America and of course not accurate for other countries, including Vietnam Some shortcomings of the related...

Summary of economic doctoral thesis labor market at mekong delta

... markets of some Asian countries The thesis focused on analyzing the development experience of the labormarket of Asian countries such as Japan, China, and Thailand. According to the thesis, these ... REGION TO 2020On the basis of assessing the existence, the arising need to be addressed for the labor market in the Mekong Delta as well as the content of economic development and the forecast for ... to the thesis in order to determine the theoretical and practical labor market, from which showing the theses issues need further study. To ensure inheritance and affirm the contributions of the...

Báo cáo hóa học: "The Inﬂuences of H2 Plasma Pretreatment on the Growth of Vertically Aligned Carbon Nanotubes by Microwave Plasma Chemical Vapor Deposition" pptx

... of curvature of the Ni catalyst particle to become small. The rising gradient of the surface energy, then enhanced the surface diffusion of carbon atoms from the bottom to the top of the Ni catalyst ... to form the nucleationseed; and (3) precipitation of carbon atoms at the nano-particle interface to form MWCNTs. It is well known and often proposed that the size and chemical composition of metal ... H2flowrate can promote the formation of uniform Ni nanoparti-cles, and then, to control the surface morphology of the catalyst film. Many parameters can influence the mor-phology of the catalyst (pretreatment...

summary of agriculture phd thesis research on identifying new varieties and cultivated techniques protocol to improve productivity and economic efficiency in tomato production in red river delta

... of rootstock and time of grafting for Sarvior variety to complete technical guideline for grafting of commercial Savior tomato. 3 varieties for rootstock were eggplant, Hawaii tomato, cà gai. ... one of the largest regions of tomato production. Conditions of climate and soil here is favorable to cultivate tomato with many crop seasons around the year, binging good benefits for tomato ... high product demand but less of area, because weather is not suitable for good plant growth and lack of suitable tomato varieties. In front of actual demand of tomato production, some research...

Comparing the cultural and linguistic analysis of the English word “meal” and words relating to it in contrast with Vietnamese equivalents.

... seven, their idea of heaven is anice cup of tea. They like a nice cup of tea with their dinner and a nice cup of tea with their tea, and before they go to bed” (“Weaving it together 3”, 2000).It ... rice, the guest often stops and says he or she is full even if s/he isstarving. To respond thoughtfulness towards the host, the guest can serves alittle of the other dishes to another to family ... knife and a spoon on the right hand side and a fork on the left placedbefore each them. Besides, the wine glasses are on the right, the salt cellar, the pepper box and mustard pot are in the middle...

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Ecological Assessment of Water Quality by Three-species Acute Toxicity Test and GC/MS Analysis - A Case Study of Agricultural Drains

... test species, and a high ecotoxicity tendency to daphnia was observed compared to those of algae and fish in the surveyed urban area. On the other hand, the ecotoxicity level in agricultural ... is then considered that for the DI value to exceed 1 in the long term means that it is an undesirable status for the inhabitation of aquatic organisms. The results of the measurement and the ... (Ministry of Environment, Japan, 2007). Therefore, the level of DIi for bromobutide could also be considered negligible. There were 30 kinds of agricultural compounds detected, and 25 of them...

Tài liệu THE ELEMENTS OF BACTERIOLOGICAL TECHNIQUE A LABORATORY GUIDE FOR MEDICAL, DENTAL, AND TECHNICAL STUDENTS pptx

... flame, to an acute angle, and the open extremity of the long arm sealed off in the blowpipe flame. The open end of the short arm is rounded off and then plugged with cotton-wool, and the tube ... the ends neatly and roll the strip of wool lightly between the thumb and fingers of both hands to form a long cylinder. 3. Double this at the centre and introduce the now rounded end into the ... small pellet of sealing wax into the barrel by the side of the capillary tube and then warm the tube at the gas flame until the wax becomes softened and makes an air-tight joint between the capillary...

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