Zinc deficiency of tomatoes: Corrective applications of zinc-supplying chemicals to soil tested in trials with transplanted and direct-seeded plants
AuthorsJohn C. Lingle
D. M. Holmberg
M. P. Zobel
Authors AffiliationsJohn C. Lingle is Assistant Professor of Vegetable Crops, University of California, Davis; D. M. Holmberg is County Director, Yolo County, University of California; M. P. Zobel is Farm Advisor, Yolo County, University of California.
Hilgardia 11(9):10-11. DOI:10.3733/ca.v011n09p10. September 1957.
Canning tomatoes suffering from zinc deficiency were observed during the 1956 growing season near Linden, San Joaquin County, and in southern Sacramento County in addition to the known zinc deficient areas near Clarksburg in Yolo County. Apparently the disorder has a wider geographical distribution than was supposed.
Also in this issue:Integrated management of water: Public districts provide a form of organization for integrating the management of surface and ground water
Pear transit simulated in test: Four varieties of pears included in experiments to evaluate ability of containers to withstand damage and protect fruit
Consumer acceptance surveys: Samples of experimental food products submitted to public taste-testing in attempt to estimate consumer acceptance
Yield gain by delayed harvest: Continuing fruit growth of Yellow Newtown apples increased yield in tonnage and quality when harvested in late October
Filbertworm injury to walnuts: Seasonal population trend of filbertworm moths as shown by trapping records may indicate severity of damage to crop
Sugar pine seedling survival: Investigations indicate seed storage conditions important factor affecting vigor and subsequent survival of seedlings
Fumigation for cyclamen mite: Methyl bromide fumigation can give good control of pest on strawberries when treatment is properly timed and applied
Chemical weed control tests: Yields of flower seed increased in experiments with various chemicals to control annual weed pests costly to growers
White paint for farm buildings: Characteristics of white paint prevent excessive heating of metal farm structures by radiation from sun, sky, environs
Aphids feeding on celery in California
Western celery mosaic