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Effect of herbaceous vegetation on survival and growth of trees planted on coal-mine spoils

Journal Article · · Pap. Res. Appl. Technol. Symp. Mined-Land Reclam.; (United States)
OSTI ID:5965496
Establishing both trees and herbaceous vegetation is often desirable in the reclamation of strip-mine spoil banks. To study the effect of herbaceous competition with trees, grass alone and grass with legumes were sown concurrently with the planting of four tree species on coal-mine spoils in southeastern Kentucky. After three growing seasons, the herbaceous vegetation, which had produced about 95% ground cover, did not significantly affect the survival of trees, but greatly suppressed their growth. However, in the fourth and fifth growing seasons, the growth of trees in the plots dominated by the legume exceeded the growth in plots with grass only and without herbaceous competition. Tree growth was suppressed the most by a cover of grass alone.
Research Organization:
Dept. of Agriculture, Berea, KY
OSTI ID:
5965496
Journal Information:
Pap. Res. Appl. Technol. Symp. Mined-Land Reclam.; (United States), Journal Name: Pap. Res. Appl. Technol. Symp. Mined-Land Reclam.; (United States) Vol. 2; ISSN PRARD
Country of Publication:
United States
Language:
English