Washington navel orange juice: Quality and mineral composition affected by chemical fertilizers, manure and covercrops

Winston, W; Parker, E

Washington navel orange juice: Quality and mineral composition affected by chemical fertilizers, manure and covercrops

Authors

W. Jones Winston
E. R. Parker

Authors Affiliations

Winston W. Jones is Associate Horticulturist in the Experiment Station, Riverside; E. R. Parker is Horticulturist in the Experiment Station, Riverside.

Publication Information

Hilgardia 4(6):6-15. DOI:10.3733/ca.v004n06p6. June 1950.

PDF of full article, Cite this article

Abstract

The composition of Washington Navel orange juice is influenced by fertilizers, as shown in field experiments with Navels on sweet orange rootstock. Effects of nitrogen, phosphorus and potassium fertilizers—as well as manure and winter covercrops—were studied.

Also in this issue:

Weather effects on oranges: Fruit size and yields influenced by temperature, blossoming date and age of trees

Sugar beet growth research: All factors affecting growth of plants now subject to individual study in controlled environment laboratory

Giant-berry grapes: Principles of genetics employed to propagate varieties producing berries of larger size

Navel orange juice bitterness: Rootstock determines amount of bitterness in juice of Washington Navel oranges investigations reveal

Return-stack orchard heater: Virtually smokeless heating service unde for 180 hours without cleaning demented Heater

Wind machines: Operating costs in field trials less than heaters but protection is limited

Freeze injuries to citrus: Tests during 1949 reveal facts important to growers of Valencia oranges and Marsh grapefruit

Insect pests of alfalfa seed: Proper timing of control measures increases yield and quality of alfalfa seed

Melon aphid control: Effectiveness of insecticides influenced by weather, predator populations, and infestations in adjacent fields

The effect of dormant pruning on the carbohydrate metabolism of Vitis vinifera