Seasonal recovery of chlorotic needles in Scotch pine, by Jerry K. Jones.
Series: U.S.D.A. Forest Service research paper NE-184
Publisher: U.S. Northeastern Forest Experiment Station
Published: 1971
Place of publication: Upper Darby, Pa
Language: eng
Subjects: Scots pine.; Leaves -- Color.; Chloroplast pigments.; Plants, Effect of nitrogen on.
Notes: Bibliography: p. 9.
Cover title.