California Avocado Society
1948 Yearbook
Volume 33

Table of Contents

VARIETIES AND REGISTERED SEEDLINGS
  1. Report of Committee on Varieties

  2. Report of Committee on Subtropical Fruits
    C. A. Schroeder

  3. Catalog of Registered Seedlings

  4. Distribution of Varieties as Delivered in 1948

  5. Average Returns by Variety in 1948

  6. New Avocados from the Home of the Fuerte
    Don Fiester
GENERAL ARTICLES
  1. Report of Committee on Rootstocks
    Carter Barrett

  2. Carl Schmidt Comes Back to California

  3. Cooperative Avocado Test Plots
    F. Arnold White

  4. When to Thin the Avocado Grove
    Walter E. Averrett

  5. Frost Protection
    J. C. Johnston

  6. Can We Afford to Grow Avocados?
    Kenneth Smoyer

  7. Steps in the Solution of Avocado Problems
    F. Arnold White

  8. The Texas Avocado Society
    William C. Cooper
THE PILGRIMAGE TO MEXICO IN 1948
  1. Pilgrimage to Mexico
    Carter Barrett

  2. Dedicating Speech at Atlixco
    Carter Barrett

  3. Highlights of the Tour
    Manuel M. Castorena

  4. Observations on the Avocado in Mexico
    Elwood E. Trask
FOREIGN EXPLORATIONS
  1. Mexican Explorations of 1948
    Wilson Popenoe and L. O. Williams

  2. Mexican Explorations of 1948
    J. Eliot Coit

  3. Report of Committee on Foreign Exploration
    H. B. Griswold
RESEARCH
  1. Avocado Industry Research Committee

  2. Progress Report on Avocado Breeding
    C. A. Schroeder

  3. Avocado Root Rot
    George A. Zentmeyer

  4. Root Rot of Avocados in the Tropics
    Bowen S. Crandall

  5. Replanting Avocado Root Rot Soil
    George A. Zentmeyer

  6. Verticillium Wilt of Avocado
    George A. Zentmeyer

  7. Seedling Blight, A New Disease of Florida Avocados
    R. A. Conover

  8. Replacing Declined and Sunblotched Avocado Trees
    F. F. Halma

  9. Control of Thrips, Mealy-bugs, and June Beetles on Avocados
    Walter Ebeling and R. J. Pence

  10. Olive Scale on Avocados
    Harold J. Ryan

  11. Heilipus Squamosus, A New Insect Enemy of Avocados
    D. O. Wolfenbarger

  12. Avocado Rootstock Trials in Santa Barbara
    F. F. Halma

  13. Rapid Method of Propagating the Guava
    George D. Ruehle

  14. Progress Report on Plant Growth Regulator Sprays on Avocados
    W. S. Stewart, K. M. Smoyer, and R. E. Puffer

  15. QUESTIONS AND ANSWERS
THE SOCIETY
  1. Officers and Directors

  2. George B. Hodgkin; in Appreciation (Frontispiece)

  3. Aims and Accomplishments of the California Avocado Society
    Arthur W. Christie

  4. Proceedings of the 33rd Annual Meeting of Members

  5. Annual Report of President Griswold