California Avocado Society
1949 Yearbook
Volume 34

Table of Contents

  1. Foreword

  2. Dedication
SECTION I
  1. Officers and Directors

  2. Awards of Honor

  3. Annual Report of the President
    Marvin B. Rounds

  4. Financial Report

  5. Report of the Avocado Variety Committee
    Marvin B. Rounds

  6. Avocado Varieties Registered During 1949

  7. Ventura County Avocado Variety Survey
    George E. Goodall

  8. Report of the Sub-Committee on Root Stocks
    Carter Barrett

  9. The Coyo: A Root Stock for the Avocado?
    Don Feister

  10. Report of the Committee on Foreign Exploration
    H. B. Griswold

  11. Variety 13520

  12. Report of the Subtropical Fruit Variety Committee
    C. A. Schroeder

  13. Guavas at the Citrus Experiment Station
    M. M. Winslow
SECTION II
  1. The Oriental Fruit Fly
    John V. Newman and H. M. Armitage

  2. Is the Taft a Hidden Carrier of Sunblotch?
    J. Eliot Coit

  3. Races and Racial Origins
    Wilson Popenoe

  4. Agriculture at the Crossroads
    Howard A. Miller

  5. Future Production Trends
    Nat K. Gay

  6. What size Avocado Orchard to Support Family
    Harold E. Wahlberg

  7. The Care and Protection of Young Avocado Trees
    F. Arnold White

  8. Methods of Protecting Young Trees from Frost

  9. Grafting Cold-Injured Avocados
    F. F. Halma, F. A. White and H. Hartman

  10. Irrigating Avocados
    J. J. Coony

  11. Planning to Install a Sprinkler System?
    J. J. Coony

  12. Non-tillage of Avocado Orchards
    M. B. Rounds

  13. Avocado Pests and Their Control
    Walter Ebeling

  14. Tree Thinning the Avocado Grove by the Block System
    W. E. Averett

  15. Market Acceptance of New Varieties
    J. S. Shepherd

  16. Avocado and the “Freeze”
    J. S. Shepherd

  17. Questions – and Answers
SECTION III
  1. Storing Avocado Seeds and Hastening Germination
    F. F. Halma and E. Frolich

  2. Growth of Avocado Seedlings as Affected by the Rate of Soil Drainage
    A. R. C. Haas

  3. Growth and Composition of Avocado Seedlings in Soil Cultures as Affected by the Relations of Calcium to Magnesium in the Applied Solution
    A. R. C. Haas

  4. Resume of Investigations Concerning the Oxygen Requirements of Avocado Seedlings Including a Study of Interrelations to Nitrite and Phytophthora cinnamomi
    Denzel S. Curtis, H. D. Chapman and George A. Zentmyer

  5. Effect of the Application of Complete Fertilizers on the Composition of Fuerte Avocado Fruit
    A. R. C. Haas

  6. An Experiment with Vinyl Film for the Preservation of Avocado Budwood
    Wilson Popenoe

  7. Soil Moisture Measurements by Electrical Resistance
    Raymond H. Marsh