December 1950

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California Agriculture, December 1950

Volume 4, Number 12
Restoration of redwoods by spot-seeding

research articles

Seedlings on old citrus soils: Effect of water, acid, alkali, and alcohol leaching of old citrus soils on growth of citrus seedlings
by James P. Martin
pp3-11, doi#10.3733/ca.v004n12p3
Summary | Expanded Abstract | PDF

Tomato insect survey: Studies indicate direct field seeding increases early season problem
by A. E. Michelbacher , W. W. Middlekauff , E. E. Stevenson
pp4-10, doi#10.3733/ca.v004n12p4
Summary | Expanded Abstract | PDF

Spot-wise seeding for redwood: Artificial reforestation by seeding or planting necessary on cutover land devoid of seed trees
by Emanuel Fritz
pp5-13, doi#10.3733/ca.v004n12p5
Summary | Expanded Abstract | PDF

Improved egg size: High heritability of egg weight gives rapid response to selective breeding
by I. Michael Lerner
pp6, doi#10.3733/ca.v004n12p6
Summary | Expanded Abstract | PDF

Phosphate test for grain land: Bingham soil phosphate test enables accurate prediction of yield response of cereals to phosphorus fertilization
by W. E. Martin , J. R. Buchanan
pp7-12, doi#10.3733/ca.v004n12p7
Summary | Expanded Abstract | PDF

Eradication of pocket gophers: Comparative field tests demonstrate best poisons, baits, and dosages for practical gopher control
by Milton A. Miller
pp8-10, doi#10.3733/ca.v004n12p8
Summary | Expanded Abstract | PDF

Walnut cuttings: Treatment with hormones, callusing in sand for vegetative propagation
by E. F. Serr
pp11, doi#10.3733/ca.v004n12p11
Summary | Expanded Abstract | PDF

General Information

Mechanical cotton harvesting: Harvesting costs, value of field waste and grade-loss contribute to economics of machine-picking of cotton
by Trimble R. Hedges
pp2-10, doi#10.3733/ca.v004n12p2
PDF