June 1950

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California Agriculture, June 1950

Volume 4, Number 6
Return-stack orchard heater proved efficient

research articles

Sugar beet growth research: All factors affecting growth of plants now subject to individual study in controlled environment laboratory
by Albert Ulrich
pp3-15, doi#10.3733/ca.v004n06p3
Summary | Expanded Abstract | PDF

Giant-berry grapes: Principles of genetics employed to propagate varieties producing berries of larger size
by H. P. Olmo
pp5-13, doi#10.3733/ca.v004n06p5
Summary | Expanded Abstract | PDF

Washington navel orange juice: Quality and mineral composition affected by chemical fertilizers, manure and covercrops
by W. Jones Winston , E. R. Parker
pp6-15, doi#10.3733/ca.v004n06p6
Summary | Expanded Abstract | PDF

Navel orange juice bitterness: Rootstock determines amount of bitterness in juice of Washington Navel oranges investigations reveal
by George L. Marsh , S. H. Cameron
pp7-12, doi#10.3733/ca.v004n06p7
Summary | Expanded Abstract | PDF

Return-stack orchard heater: Virtually smokeless heating service unde for 180 hours without cleaning demented Heater
by A. S. Leonard , Robert A. Kepner
pp8-10, doi#10.3733/ca.v004n06p8
Summary | Expanded Abstract | PDF

Wind machines: Operating costs in field trials less than heaters but protection is limited
by B. E. Yarick
pp11, doi#10.3733/ca.v004n06p11
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Freeze injuries to citrus: Tests during 1949 reveal facts important to growers of Valencia oranges and Marsh grapefruit
by E. T. Bartholomew , W. B. Sinclair , R. P. Horspool
pp12-15, doi#10.3733/ca.v004n06p12
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Insect pests of alfalfa seed: Proper timing of control measures increases yield and quality of alfalfa seed
by Ray F. Smith , L. D. Anderson , H. T. Reynolds
pp13-16, doi#10.3733/ca.v004n06p13
Summary | Expanded Abstract | PDF

Melon aphid control: Effectiveness of insecticides influenced by weather, predator populations, and infestations in adjacent fields
by A. E. Michelbacher , W. W. Middlekauff , Charles Hanson
pp14-15, doi#10.3733/ca.v004n06p14
Summary | Expanded Abstract | PDF

General Information

Weather effects on oranges: Fruit size and yields influenced by temperature, blossoming date and age of trees
by G. M. Kuznets
pp2, doi#10.3733/ca.v004n06p2
PDF