Rooting media for growing pine seedlings in hydroponic culture
By: by H. Barres.
Contributors: Institute of Tropical Forestry (Río Piedras, San Juan, P.R.)
Series: U.S. Forest Service research note ITF -- no. 2.
Publisher: Institute of tropical forestry
Place of publication: Rio Piedras, Puerto Rico
Subjects: Hydroponics.; Pinus caribea.; Plant growing media, Artificial.
Notes: "December 1964"

SHORT ANALYTIC RECORD. Name checked in authority file.