Physiology - Soils PM Negatives 009-012

Title

Physiology - Soils PM Negatives 009-012

Creator

Krauss, Beatrice

Date

1940

Format

Page

Description

Transverse sections of stem of 8-months-old seedling, at different levels. #9, 120/u below #8; #10, 120/u below #9; #11, 135/u below #10; and #12, 60/U below #11. Photographed by B. Krauss, July 5 and 6, 1940.