Albinism in citrus seedlings: Nongenetic absence or deficiency of chlorophyll in seedlings prevented by treating freshly extracted seeds with fungicide

Ryan, G

Albinism in citrus seedlings: Nongenetic absence or deficiency of chlorophyll in seedlings prevented by treating freshly extracted seeds with fungicide

Author

George F. Ryan

Author Affiliations

George F. Ryan is Assistant Professor of Subtropical Horticulture, University of California, Los Angeles.

Publication Information

Hilgardia 12(3):7-12. DOI:10.3733/ca.v012n03p7. March 1958.

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Abstract

Part of the work described in the following progress report was conducted by Enrique Stein, Graduate Student in Subtropical Horticulture, University of California, Los Angeles, under the direction of Professor George F. Ryan.

Also in this issue:

Changes in orange marketing: Developing revolution in marketing and distribution of the nation's food products affects fresh and processed oranges

Citrus trees in water cultures: Information derived from studies using nutrient solutions as tools of research is of inestimable value to citrus industry

Effect of nontillage of navels: Relation of some tillage practices to water infiltration, yield, and quality of oranges part of fertilizer experiment

Splitting of Navel oranges: Studies indicate local temperature and humidity more closely related to incidence of injury than is soil moisture content

Iron and zinc foliage sprays: Radioactive tracers being used in basic studies on factors influencing absorption and translocation of micronutrients

Chlorine absorption: All portions of citrus trees grown in soil cultures absorbed chlorine in test

Red mite on citrus: Timing control treatments important and influenced by climate of growing areas

Grocery store credit service: Combinations of credit with telephone and delivery services are related to the locations, ownership and sizes of stores

Woolly and green apple aphids: Field trials with new materials in orchard near Watsonville indicate same timing of spray treatment controls both pests

Toxicity studies with arsenic in eighty California soils

Arsenic fixation in relation to the sterilization of soils with sodium arsenite

Toxicity studies with sodium chlorate in eighty California soils