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Optimal physicochemical properties of dried litchis for Thai consumers

International Journal of Agricultural and Biological Engineering 2014年第5期7卷 103-110页

作者： marcelo precoppe Marcus Nagle Busarakorn Mahayothee Patchimaporn Udomkun Serm Janjai Joachim Muller Institute of Agricultural Engineering in the Tropics and Subtropics(440e) Universitat HohenheimGarbenstr.9D-70593StuttgartGermany Department of Food Technology Silpakorn University73000 Nakhon PathomThailand Department of Physics Silpakorn University73000 Nakhon PathomThailand

The litchi is a fruit essential for the economies of several Southeast Asian countries,but markets regularly reject it,mainly due to *** extends the shelf-life of litchis,but in Thailand the optimal characteristics of the dried product have not yet been *** purpose of this study was to determine the optimum physicochemical properties of dried litchis-those suitable for Thai *** dried fruits were submitted to physicochemical measurement and consumer evaluation,with datasets subsequently integrated using circular ideal-point regression *** surface methodology was then used to predict the optimum physicochemical properties of the *** was found that Thai consumer preferences with regard to dried litchis are for the fruits to be of golden-yellow color(L*ranging around 54;H ranging around 79°),to have a soft flesh(SMF ranging between 13 and 14 kN/100 g)and to have a sweet taste(TSS:TA ranging between 25 and 28).The results may be used in the future to prescribe pretreatments and drying conditions.

关键词： consumer preference response surface methodology circular ideal-point regression product optimization market acceptance lychee

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Decentralized solar-powered cooling systems for fresh fruit and vegetables to reduce post-harvest losses in developing regions:a review

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Clean Energy 2023年第3期7卷 635-653页

作者： Waseem Amjad Anjum Munir Fatima Akram Aditya Parmar marcelo precoppe Furqan Asghar Faisal Mahmood Department of Energy Systems Engineering University of Agriculture FaisalabadFaisalabadPakistan Department of Agricultural&Biological Engineering Purdue UniversityWest LafayetteINUSA Natural Resources Institute University of GreenwichChatham MaritimeChathamME44TBUK

The availability of on-farm storage and processing is a critical challenge facing small farmers,which hinders agricultural *** per cent of the food produced globally is lost after harvest,with the proportion being exceptionally high in low-and middle-income countries due to a lack of on-farm handling and storage *** cold-storage solutions have not taken off at the smallholder level,mainly due to a lack of availability and access to reliable grid ***,off-grid decentralized solar-powered cold-storage units can play a vital role in preserving the produce at production sites and enhancing livelihood and rural development with a minimal carbon *** maintain low temperatures at every step of the agricultural value chain,known as the‘cold chain’,several technology vendors aim to improve the shelf life and user ***-scale farmers,which account for two-thirds of all food losses,are another group they focus *** study examines the existing situation,importance and potential opportunities of decentralized cold-storage systems for fresh fruit and *** addition to economic,social,technological and environmental limitations,this study examines the triumphs and challenges of incorporating solar-energy-powered cold storage into developing *** the private sector,NGOs and some government agencies are working to promote decentralized cold-storage facilities,relatively little has been done so far to have a significant influence on post-harvest losses and food *** are still knowledge gaps on decentralized cold-storage *** primary operational constraint is the economic situation of end users and the lack of financing alternatives for smallholder farmers.

关键词： post-harvest losses solar energy on-farm cold storage GHG emission

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