the catalyst pt-ta supported on 7-alumina was prepared by impregnation with solution containing compoundsof ii21k1.0. and ta205 the pt concentration was kept constant at 0.2 vet% while the concentration of thetantalum was 0,4 wt%. the activity and selectivity of catalyst were determined under conditions at 450-500 °cand 15-30 atm.. with molar ratio h2/c[h,e5 and wh=1.5ml/h for converted n-hepta...

in present research the effects of four levels (0, 0.5, 1, 2 mm) of each of salicylic acid and putrescine treatments on the quality improvement of granny smith apple fruit were studied. factorial experiment in randomized complete block with three replications on 16 trees, eighteen years in researcher station of agriculture university of tehran was designed. for this purpose the trees were spray...

today, in parallel to growing in acceptance of functional products, various additives are used to improve the characteristics of functional food products. the coenzyme q 10 plays a vital role in cellular energy production. it also increases the body's immune system via its antioxidant activity. the aim of this study was to evaluate the addition of coenzyme q 10 on physicochemical properties of ...

in order to study the effect of grapeguard on quality, quantity and control of storage diseases of grape in cold storage a completely randomized design with 3 replicate was conducted on two cultivators of kolahdari and kajanguri in khorasan agricultural research center. the fruits after harvesting were transferred to the sheltered place. before keeping in cold storage, the temperature of fruits...

todays, parallel to growing in acceptance of functional products, various additives are used to improve the characteristics of functional food products. the coenzyme q10 is an essential component for energy conversion and production of adenosine triphosphate (atp) in the membranes of all body cells and organelles, especially the inner mitochondrial membrane is found. coenzyme q10 plays a vital ...

today, in parallel to growing in acceptance of functional products, various additives are used to improve the characteristics of functional food products. the coenzyme q10 plays a vital role in cellular energy production. it also increases the body's immune system via its antioxidant activity. the aim of this study was to evaluate the addition of coenzyme q10 on physicochemical properties of or...

Currently, new varieties are subject to strict requirements for adaptability, productivity, commercial and consumer qualities of fruits. In this regard, it is important study the interaction genotype apple tree forms with climatic conditions, also necessary assess genotypic variability economically valuable traits focused on identifying genotypes characterized by stability fruit quality in grow...

in the present research, effects of modified atmosphere packaging (map) includingthree gas combinations and two packaging films (low density polyethylene (ldpe) andpolypropylene (pp)) on postharvest quality and storage-life of 'elberta' peach wereevaluated. the study was conducted as a factorial experiment based on crd(completely randomized design) with three replicates for 9 weeks. f...

The present investigation the effect of different levels carbon dioxide concentration on qualitative traits strawberry during storage was studied. Strawberry (Fragaria × ananassa) were stored at ambient temperature for 5 days and controlled 5oC 14 in eight atmospheres: air, 5% CO2, 10% 15% 20% 25% 30% 35% CO2. Changes several parameters evaluated. Atmosphere with high most effective preventing ...

An iodine biofortification experiment was conducted by applying potassium iodate fertilizer in soil and foliar form chitosan complex forms to investigate the growth, yield, quality uptake of shivam hybrid tomato Palaviduthi series Coimbatore region. Soil fertilization alone resulted lower fruits because is susceptible high volatilization less phytoavailability also yield poor fruits. When were ...