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Cilt sonuçları
Inoculation of loblolly pine seedlings at planting with basidiospores of ectomycorrhizal fungi in chip form
Peter R. Beckjord · U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Sayfa sayısı yok · 1984
Loblolly pine / Seeds / Plant inoculation / Mycorrhizas
Effects of various concentrations of IBA on the propagation of stem cuttings of Paulownia tomentosa
Peter R. Beckjord · University of Maryland, Agricultural Experiment Station
Sayfa sayısı yok · 1984
Plants / Soil amendments / Roots (Botany) / Testing
Nursery production trials of Paulownia tomentosa seedlings
Peter R. Beckjord · University of Maryland, Agricultural Experiment Station
Sayfa sayısı yok · 1984
Wood waste as mulch, soil conditioner / Growth / Seedlings
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