[Biomass production of Miscanthus sinensis Giganteus: Report from field trials with 13 farmers in Denmark during a 2 year period 1989-1991]

agronomia agronomie agronomy biomasa biomass biomasse cellulose celulosa danemark denmark dinamarca essai establecimiento de plantas gramineas graminee grasses malezas mauvaise herbe miscanthus paille paja plant establishment plant production pruebas soil chemicophysical properties straw trials weeds