Temperature and lettuce losses: Variables of time and temperature as they affect deterioration of harvested lettuce investigated
AuthorsHarlan K. Pratt
Leonard L. Morris
Carl L. Tucker
Authors AffiliationsHarlan K. Pratt is Assistant Professor of Vegetable Crops, University of California, Davis; Leonard L. Morris is Associate Professor of Vegetable Crops, University of California, Davis; Carl L. Tucker is Senior Technician in Vegetable Crops, University of California, Davis.
Hilgardia 8(8):14-16. DOI:10.3733/ca.v008n08p14. August 1954.
Lettuce–like most leafy vegetables– deteriorates rapidly and steadily after harvest. Loss of quality is inevitable and can only be minimized by rapid handling and with the best possible storage conditions.
Also in this issue:Nitrogen on California cotton: Proper fertilization contributes to good return per dollar invested in San Joaquin Valley farms
Design of livestock shades: Construction and location of shades contribute to animal comfort and maintenance of feed intake
Use of moles for subirrigation: Sutter Basin beans adequately irrigated by improved procedures in ditching and use of artificial moles
New pest of ladino clover seed: Cultural practices believed best control of clover case bearer now established in certain counties
Wind machine tests in citrus: Frost protection studies in 1954 confirmed earlier findings next to be investigated in deciduous trees
Valencia fruit sizes increased: Calcium acid phosphate found effective in outdoor cultures of pure silica sand and nutrient solution
Codling moth at linden in 1953: Uccessful control sprays applied in experimental orchard in season of serious infestation at Linden
Biological control of fig scale: From 67% to 100% of scale on twigs sampled in 1954 at colonization sites was found to be parasitized
Ornamental flowering plants naturally infected with curly-top and aster-yellows viruses
Weed host range and overwintering of curly-top virus