English (United Kingdom)

https://curated-unify.zendy.io/wp-json/zendy-region/v1/featured_content/oa?rat=en

https://curated-unify.zendy.io/wp-json/zendy-region/v1/highlighted_journal/

Global: Zendy Plus annual

Presents the access of premium content as premium feature

Premium Content

Presents the keyphrase highlighting as premium feature

Keyphrase Highlighting

Presents the summarisation as premium feature

Summarisation

Insights

Presents the pdf analysis as premium feature

PDF Analysis

Presents the zaia usage as premium feature

ZAIA

Global: Zendy Plus monthly

Global: Zendy Tools annual

Global: Zendy Tools monthly

Global: Zendy Free Plan

The recent interest in the differences in vitamin content among varieties of vegetables is a result of increased knowledge of human dietary requirements. The demands of the present war and the establishment of the "National Cooperative Project for the Conservation of the Nutritive Value of Foods" have given impetus to such investigations. MacLinn, Fellers, and Buck (7) have reported on the ascorbic acid content of varieties and strains of tomatoes. These authors found a varia-

THE CAROTENE AND ASCORBIC ACID CONCENTRATION OF VEGETABLE VARIETIES