Previously, it has not been possible to obtain a concentrated ripe Bartlett pear essence. From studies of Bartlett pear aroma characteristics, it was found that methyl and ethyl decadienoates are the components contributing to the characteristic ripe Bartlett pear aroma. It was also found that only perfume-like aroma products, lacking...
Ultrafiltration of d'Anjou pear juice in the batch mode with a
Romicon HFXS MXII pilot-scale ultrafilter produced a "sparkling clear",
light-colored permeate which was sterile, essentially free of pectin,
and lower in phenolics than the feed juice. Retention characteristics
of PM-50, PM-30 and PM-10 hollow fiber membranes were tested at...
This investigation was undertaken to determine, from a dietetic
standpoint, the amounts and proportions of dextrose, levulose and
sucrose present in Bosc pears, and to furnish information that might
be of value in the development of by-products from the off-grade
fruit of this variety.
The attempt was made to carry...
The influence of evaporative cooling for delay of 'Bartlett' and
'Bosc' fruit bud development for frost avoidance was investigated.
Two mist systems, one in a mature pear orchard and the other in a
young pear hedgerow, delayed 'Bartlett' and 'Bosc' bloom up to 15 and
8 days respectively. A low...