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Browsing by Author "Johnston, Earl Steinford"

Now showing items 1-9 of 9

Aerial fertilization of wheat plants with carbon-dioxide gas

Johnston, Earl Steinford (1935)
The determination of small amounts of chlorophyll-apparatus and method

Johnston, Earl Steinford; Weintraub, Robert Louis (1939)
The functions of radiation in the physiology of plants: General methods and apparatus and some effects of near infrafred radiation on plants

Brackett, Frederick Sumner; Johnston, Earl Steinford (1932)
Growth of Avena coleoptile and first internode in different wavelength bands of the visible spectrum

Johnston, Earl Steinford; Smithsonian Institution (1937)
Inactivation of plant growth substance by light (with two plates

Burkholder, Paul Rufus; Johnston, Earl Steinford (1937)
The influence of light and of carbon dioxide on the respiration of etiolated barley seedlings

Weintraub, Robert Louis; Johnston, Earl Steinford (1944)
Phototropic response and CO2 assimilation of plants in polarized light

Johnston, Earl Steinford (1937)
Phototropic sensitivity in relation to wave length (with two plates)

Johnston, Earl Steinford (1934)
Plant growth in relation to wave-length balance

Johnston, Earl Steinford (1938)

Now showing items 1-9 of 9

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