Physiology-Soils PM Negatives 123-124

Title

Physiology-Soils PM Negatives 123-124

Creator

Date

1945

Format

Description

Radial or near radial section of root from 9-months-old plant grown in complete (NO3) nutrient solution to show early stages of vessel formation in root tip (#124 shows detail of #123).

Photographed by B. Krauss, February 5, 1945.