Removal of tinder in ponderosa: Prescribed burning of forest brush during the wet season by tested methods effectively reduces hazard of wildfire
AuthorsH. H. Biswell
A. M. Schultz
Authors AffiliationsH. H. Biswell is Professor of Forestry, University of California, Berkeley; A. M. Schultz is Associate Specialist in Forestry, University of California, Berkeley.
Hilgardia 10(2):6-7. DOI:10.3733/ca.v010n02p6. February 1956.
Dead material in second-growth ponderosa pine is one factor contributing to destructive uncontrolled fires in summer.
Biswell H, Schultz A. 1956. Removal of tinder in ponderosa: Prescribed burning of forest brush during the wet season by tested methods effectively reduces hazard of wildfire. Hilgardia 10(2):6-7. DOI:10.3733/ca.v010n02p6
Also in this issue:California egg buying systems: Factors affecting wholesale prices of eggs in principal markets influenced by dominant buying system of local area
Range grazing capacity raised: Program of seeding annual clovers, fertilization and grazing management resulted in improved forage quality and quantity
Rapid spread of alfalfa pest: Spotted alfalfa aphid infests about of state's alfalfa acreage within two years after its discovery in California
Red mite on pears: New acaricides included in early spray tests for control of European red mite
Russet on bartletts: Pears from trees treated with copper or streptomycin equally free from russet
Codling moth on walnuts in '55: Downward trend in infestations of 1955 in northern California not uniform and need of control treatments in 1956 indicated
DDT residues on sweet corn: Kernels and cob of corn treated with DDT remain practically free of residues but amounts on plant restrict use as fodder
Zinc-deficient crops: Sweet corn, tomatoes, beans, and sugar beets used in tests for zinc deficiency
Nitrogen trichloride and other gases as fungicides