Heat transfer in citrus groves: Frost protection studies of effectiveness of wind machines alone and in combination with heaters
AuthorsF. A. Brooks
C. F. Kelly
D. G. Rhoades
H. B. Schultz
Authors AffiliationsF. A. Brooks is Professor of Agricultural Engineering, University of California College of Agriculture, Davis; C. F. Kelly is Associate Agricultural Engineer, University of California College of Agriculture, Davis; D. G. Rhoades is Assistant Specialist, Agricultural Engineering, University of California College of Agriculture, Davis; H. B. Schultz is Assistant Specialist in Agricultural Engineering, University of California College of Agriculture, Davis.
Hilgardia 5(8):5-15. DOI:10.3733/ca.v005n08p5. August 1951.
The economic value of frost protection directly depends upon the productivity of the orchard–in quantity and quality. No close averages are available but it can be assumed that the citrus grower who has to heat more than six or seven nights a year probably is losing money on frost protection.
Also in this issue:Petaluma live poultry auction: Poultry marketing experiment studied for auction volume, grading policy, prices, buyers, producer appraisal
Concrete pipe irrigation: Successful water distribution systems can be improved further by more adequate designs and installations
Growth regulators: Effect of 2,4-D investigated in studies on Washington navels
Growth intervals in pasture: Clipping experiments aim at finding the most suitable regrowth periods for California legume-grass mixtures
Sucrose spray on tomato: Foliage sprays applied before pulling help transplants to survive storage, heat, other shocks
Current entomology research: Continuous study aims at liscovery and control of all insects and mites harmful to agriculture in California
Refrigerated locker plants: Preliminary survey indicates operations can be improved by application of industrial engineering techniques
Some anatomical and physiological changes in Citrus produced by boron deficiency