The Keriya River Basin is located in an extremely arid climate zone on the southern edge of the Tarim Basin of Northwest China,exhibiting typical mountain-oasis-desert distribution characteristics.In recent decades,cl...The Keriya River Basin is located in an extremely arid climate zone on the southern edge of the Tarim Basin of Northwest China,exhibiting typical mountain-oasis-desert distribution characteristics.In recent decades,climate change and human activities have exerted significant impacts on the service functions of watershed ecosystems.However,the trade-offs and synergies between ecosystem services(ESs)have not been thoroughly examined.This study aims to reveal the spatiotemporal changes in ESs within the Keriya River Basin from 1995 to 2020 as well as the trade-offs and synergies between ESs.Leveraging the Integrated Valuation of Ecosystem Services and Trade-offs(InVEST)and Revised Wind Erosion Equation(RWEQ)using land use/land cover(LULC),climate,vegetation,soil,and hydrological data,we quantified the spatiotemporal changes in the five principal ESs(carbon storage,water yield,food production,wind and sand prevention,and habitat quality)of the watershed from 1995 to 2020.Spearman correlation coefficients were used to analyze the trade-offs and synergies between ES pairs.The findings reveal that water yield,carbon storage,and habitat quality exhibited relatively high levels in the upstream,while food production and wind and sand prevention dominated the midstream and downstream,respectively.Furthermore,carbon storage,food production,wind and sand prevention,and habitat quality demonstrated an increase at the watershed scale while water yield exhibited a decline from 1995 to 2020.Specifically,carbon storage,wind and sand prevention,and habitat quality presented an upward trend in the upstream but downward trend in the midstream and downstream.Food production in the midstream showed a continuously increasing trend during the study period.Trade-off relationships were identified between water yield and wind and sand prevention,water yield and carbon storage,food production and water yield,and habitat quality and wind and sand prevention.Prominent temporal and spatial synergistic relationships were observed between different ESs,notably between carbon storage and habitat quality,carbon storage and food production,food production and wind and sand prevention,and food production and habitat quality.Water resources emerged as a decisive factor for the sustainable development of the basin,thus highlighting the intricate trade-offs and synergies between water yield and the other four services,particularly the relationship with food production,which warrants further attention.This research is of great significance for the protection and sustainable development of river basins in arid areas.展开更多
In this project, </span><span style="font-family:Verdana;">assessment</span><span style="font-family:Verdana;"> of </span><span style="font-family:Verdana;&quo...In this project, </span><span style="font-family:Verdana;">assessment</span><span style="font-family:Verdana;"> of </span><span style="font-family:Verdana;">food service</span><span style="font-family:Verdana;"> quality of two restaurants in Lagos was carried out. The study assessed </span><span style="font-family:Verdana;">quality</span><span style="font-family:Verdana;"> of food served in </span><span style="font-family:Verdana;">Chicken</span><span style="font-family:Verdana;"> Republic compared with Mega Chicken. Three hundred (300) copies of questionnaires were administered to the customers in Chicken Republic Restaurant while two hundred (200) copies </span><span style="font-family:Verdana;">questionnaires</span><span style="font-family:Verdana;"> were administered to the customer in Mega Chicken Restaurant. </span><span style="font-family:Verdana;">In order to</span><span style="font-family:Verdana;"> analyze the data, </span><span style="font-family:Verdana;">simple</span><span style="font-family:Verdana;"> percentage method was adopted in which the respondents responded to variables like, quality of services, quality of food, healthy food, price and value </span><span style="font-family:Verdana;">and</span><span style="font-family:Verdana;"> condition of </span><span style="font-family:Verdana;">environment</span><span style="font-family:Verdana;"> as factors that determine their patronage. The result of the study showed that the customers prefer Mega Chicken. It also showed that there is a relationship between the customers’ satisfaction and customer patronage in a choice of restaurant. The result of the project could be of use to the intending </span><span style="font-family:Verdana;">restaurants</span></span><span style="font-family:Verdana;">’</span><span style="font-family:""><span style="font-family:Verdana;"> operators to understand the trend and determinants of customers’ patronage. </span><span style="font-family:Verdana;">Recommendation</span><span style="font-family:Verdana;"> is made that restaurant</span></span><span style="font-family:Verdana;">’</span><span style="font-family:Verdana;">s operation should intensify effort for training and retraining of the staff on customer delight.展开更多
In the service economic age, the hotel service becomes the focus among the hotel. The competition among the hotels is fierce day by day. So, the requirement to the service quality of the guests becomes higher and high...In the service economic age, the hotel service becomes the focus among the hotel. The competition among the hotels is fierce day by day. So, the requirement to the service quality of the guests becomes higher and higher. The service quality of the hotel reflects the comprehensive quality of the hotel management. If a hotel wants to make guests be satisfied, it must pay its best effort.In this paper, the concept and significance of quality management in food and beverage service was first elaborated, and then methods of quality control at different phases are discussed in detail. Finally, some strategies for quality control in food and beverage service are put forward.展开更多
基金financially supported by the Natural Science Foundation of Xinjiang Uygur Autonomous Region(2022D01C77)the PhD Programs Foundation of Xinjiang University(BS202105).
文摘The Keriya River Basin is located in an extremely arid climate zone on the southern edge of the Tarim Basin of Northwest China,exhibiting typical mountain-oasis-desert distribution characteristics.In recent decades,climate change and human activities have exerted significant impacts on the service functions of watershed ecosystems.However,the trade-offs and synergies between ecosystem services(ESs)have not been thoroughly examined.This study aims to reveal the spatiotemporal changes in ESs within the Keriya River Basin from 1995 to 2020 as well as the trade-offs and synergies between ESs.Leveraging the Integrated Valuation of Ecosystem Services and Trade-offs(InVEST)and Revised Wind Erosion Equation(RWEQ)using land use/land cover(LULC),climate,vegetation,soil,and hydrological data,we quantified the spatiotemporal changes in the five principal ESs(carbon storage,water yield,food production,wind and sand prevention,and habitat quality)of the watershed from 1995 to 2020.Spearman correlation coefficients were used to analyze the trade-offs and synergies between ES pairs.The findings reveal that water yield,carbon storage,and habitat quality exhibited relatively high levels in the upstream,while food production and wind and sand prevention dominated the midstream and downstream,respectively.Furthermore,carbon storage,food production,wind and sand prevention,and habitat quality demonstrated an increase at the watershed scale while water yield exhibited a decline from 1995 to 2020.Specifically,carbon storage,wind and sand prevention,and habitat quality presented an upward trend in the upstream but downward trend in the midstream and downstream.Food production in the midstream showed a continuously increasing trend during the study period.Trade-off relationships were identified between water yield and wind and sand prevention,water yield and carbon storage,food production and water yield,and habitat quality and wind and sand prevention.Prominent temporal and spatial synergistic relationships were observed between different ESs,notably between carbon storage and habitat quality,carbon storage and food production,food production and wind and sand prevention,and food production and habitat quality.Water resources emerged as a decisive factor for the sustainable development of the basin,thus highlighting the intricate trade-offs and synergies between water yield and the other four services,particularly the relationship with food production,which warrants further attention.This research is of great significance for the protection and sustainable development of river basins in arid areas.
文摘In this project, </span><span style="font-family:Verdana;">assessment</span><span style="font-family:Verdana;"> of </span><span style="font-family:Verdana;">food service</span><span style="font-family:Verdana;"> quality of two restaurants in Lagos was carried out. The study assessed </span><span style="font-family:Verdana;">quality</span><span style="font-family:Verdana;"> of food served in </span><span style="font-family:Verdana;">Chicken</span><span style="font-family:Verdana;"> Republic compared with Mega Chicken. Three hundred (300) copies of questionnaires were administered to the customers in Chicken Republic Restaurant while two hundred (200) copies </span><span style="font-family:Verdana;">questionnaires</span><span style="font-family:Verdana;"> were administered to the customer in Mega Chicken Restaurant. </span><span style="font-family:Verdana;">In order to</span><span style="font-family:Verdana;"> analyze the data, </span><span style="font-family:Verdana;">simple</span><span style="font-family:Verdana;"> percentage method was adopted in which the respondents responded to variables like, quality of services, quality of food, healthy food, price and value </span><span style="font-family:Verdana;">and</span><span style="font-family:Verdana;"> condition of </span><span style="font-family:Verdana;">environment</span><span style="font-family:Verdana;"> as factors that determine their patronage. The result of the study showed that the customers prefer Mega Chicken. It also showed that there is a relationship between the customers’ satisfaction and customer patronage in a choice of restaurant. The result of the project could be of use to the intending </span><span style="font-family:Verdana;">restaurants</span></span><span style="font-family:Verdana;">’</span><span style="font-family:""><span style="font-family:Verdana;"> operators to understand the trend and determinants of customers’ patronage. </span><span style="font-family:Verdana;">Recommendation</span><span style="font-family:Verdana;"> is made that restaurant</span></span><span style="font-family:Verdana;">’</span><span style="font-family:Verdana;">s operation should intensify effort for training and retraining of the staff on customer delight.
文摘In the service economic age, the hotel service becomes the focus among the hotel. The competition among the hotels is fierce day by day. So, the requirement to the service quality of the guests becomes higher and higher. The service quality of the hotel reflects the comprehensive quality of the hotel management. If a hotel wants to make guests be satisfied, it must pay its best effort.In this paper, the concept and significance of quality management in food and beverage service was first elaborated, and then methods of quality control at different phases are discussed in detail. Finally, some strategies for quality control in food and beverage service are put forward.