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research article

Soil temperature and citrus: Low soil temperature contributes to low number of roots under citrus trees in some areas of southern California

authors

C. P. North, University of California
A. Wallace, University of California

publication information

California Agriculture 9(11):13-13. DOI: 10.3733/ca.v009n11p13. November 1955.

author affiliations

C. P. North is Principal Laboratory Technician in Subtropical Horticulture, University of California, Los Angeles. Arthur Wallace is Assistant Professor of Subtropical Horticulture, University of California, Los Angles.

abstract

Abstract Not Available – First paragraph follows:

Low soil temperatures—causing low root temperatures—induced foliage wilt in glasshouse experiments with several citrus species on various rootstocks. At soil temperatures ranging from 48F to 62F and with plenty of moisture available, the foliage—especially succulent new growth—wilted, but plants having heat supplied to the roots did not wilt.