The objectives of this research were 1) to study the behavior and decision to buy online food of vocational students in Phitsanulok Province 2) to compare of personal factors with behavior and decision to buy online food of vocational students in Phitsanulok Province and 3) to study online food shopping behavior affecting to buy online food decisions of students vocational in Phitsanulok Province. The research was a quantitative research using questionnaires from 400 vocational students in Phitsanulok Province. Data was systematically analyzed by percentage mean standard deviation (S.D.) t-Test One-way ANOVA and multiple regression analysis. The result showed that the behavior of buying online food was at moderate level. The decision to buy online food was at moderate level. Difference Personal factors including gender year of study type of subject housing type and monthly income had different of behavior of online food shopping with no statistical significance. Difference Personal factors including type of subject and monthly income had different of decision to buy food online with statistical significance at .05. Online food purchasing behavior effecting decision to buy food online with statistical significance at .05.

The purposes of this research were 1 ) to study the personal factors of students in the Home Economics Vocational Certificate Program Phitsanulok Vocational College. 2 ) Study the socio- economic factors of students in the Home Economics Vocational Certificate Program Phitsanulok Vocational College. 3 ) Study the choice of Home Economics Vocational Certificate Program Phitsanulok Vocational College.4) To study the relationship between personal factors and choice of study in Home Economics Vocational Certificate Program Phitsanulok Vocational College and 5 ) comparison of the importance level in choosing to study Home Economics Certificate Program of Phitsanulok Vocational College students classified by socioeconomic factors. The population is 2 7 4 students studying in the Home Economics Certificate Program at Phitsanulok Vocational College in the first semester of the academic year 2 0 2 1 by using a specific selection method. The research instrument was a questionnaire. The statistics used for data analysis were frequency percentage mean standard deviation chi -square and one-way analysis of variance.The results of The results showed that 1 ) students in the Home Economics Vocational Certificate Program Phitsanulok Vocational College is mostly female. The original qualification was lower secondary education with a cumulative GPA in the range of 2.01 - 2.50. The students are currently studying at the Vocational Certificate Level 3 in the field of Food and Nutrition and all of them live in Phitsanulok Province. 2) Most of the families have a total monthly income of 5001 - 10000 baht with their parents being general laborers and students coming from medium-sized families while parents have a high school education. And students are the roles in the choice of studies. 3) Students give importance to choosing to study in Home Economics Vocational Certificate Program Phitsanulok Vocational College. Overall its at a high level. When considering each aspect in descending order it was found that the measurement and evaluation aspect had the highest mean followed by the instructor and the least was the environment and facilities.For the students current educational level it was found that there was a relationship with the choice of study in the Home Economics Vocational Certificate Program Phitsanulok Vocational College by classification according to student development activities statistically significant at the .05 level. 5) In terms of different socio- economic factors it is important to choose the Home Economics Vocational Certificate Program Phitsanulok Vocational College. The relationship was not significantly different at the .05 level.

The research entitled “Development of Designed Clothing from Native Woven Fabrics of Phitsanulok” aims to 1) investigate the information of Phitsanulok’s native woven fabric patterns 2) develop designed clothing from native woven fabrics of Phitsanulok and 3) measure the consumer satisfaction for the clothing from native woven fabrics of Phitsanulok. The sample of this research comprised 398 working age women selected by using the accidental sampling technique form working age woman resided in Mueang district of Phitsanulok province. The questionnaire and clothing prototypes were used as a tool for the consumer satisfaction data collecting. The descriptive used for statistical analysis in the study were the frequency percentage arithmetic mean and standard deviation.

Recent explorations of Podostemaceae have discovered 2 new species to science (Dalzellia TWA-216 และ Hydrobryum TWA-198) from Phitsanulok Province and 3 more genera and six more species from previously known (2 genera and 4 species). Totally five genera and 10 species occur in Phitsanulok and Phetchabun provinces. Based on morphological and molecular evidence the taxa are classified into subfamily Tristichoideae including 2 genera and 3 species (Dalzellia 2 spp. and Terniopsis 1 sp.) and subfamily Podostemoideae consisting 3 genera and 7 species (Hanseniella 1 sp. Hydrobryum 5 spp. and Thawatchaia 1 sp.). The species found in both provinces are Hy. phetchabunense and Hy. tardhuangense while D. kailarsenii is found only in Phetchabun. The plants discovered only in Phitsanulok include Dalzellia TWA-216 Hydrobryum TWA-198 Han. heterophylla Hy. bifoliatum Hy. kaengsophense Th. trilobata and T. minor. Among the species found Hy. tardhuangense and Th. trilobata are also distributed to the Lao PDR and the rests are endemic to Thailand.

This research aims to collect and analyze financial data as well as assess financial feasibility and analyze business environment for investment in rice seed production of rice community center in Muang district Phitsanulok. Primary data in financial information used in the study were collected from rice seed center and rice community center. Secondary data were collected from documents and information of both government and private agencies. The research found that rice community center in Muang district Phitsanulok gained rice seed support from the Rice Department for seed production. However there were problems in production management that were not in accordance with rice seed production standard. Therefore the center had to change it operation from manufacturer to be buyers of rice seeds for its members. Financial analysis revealed that in terms of rice seed production cost the total cost per rai was 3800 to 7500 baht depending on the method of rice growing. Income from sale could be classified as sale price per sack (25 kg) at 575 baht per sack and sales price per ton from 11000 to 15000 baht. Analysis of business environment of the community center showed that the existing condition did not support business performance. Thus the possibility of investing in rice seed production was low.