A Nutritional Disease of Oats Apparently Due to the Lack of Copper

Investigations on copper deficiency in plants

C. S. Piper · The Journal of Agricultural Science · 1942 · 113 citations

Agriculture, Agronomy, Plant Sciences +17

The sea-approach behavior of the neonate loggerhead turtle, Caretta caretta.

Robert S. Daniel, Karl U. Smith · Journal of Comparative and Physiological Psychology · 1947 · 32 citations

Life Sciences, Marine Biology, Zoology +16

Observations of Behavioral Development in the Loggerhead Turtle ( <i>Caretta caretta</i> )

Karl U. Smith, Robert S. Daniel · Science · 1946 · 16 citations

Life Sciences, Behavioral Sciences, Zoology +12