In order to study the effects of different cultivation medium on main agronomic traits of Dendrobium nobile and Dendrobi-um officinale under different cultivation medium,1 a seedlings of Dendrobium nobile and Dendrobium officinale were planted in the nursery beds of decomposed pine bark,pine bark+moss,pine bark+humus soil,respectively.The results showed that humus com-bined with pine bark had a certain effect on stem length and stem thickness of Dendrobium nobile and Dendrobium officinale,which provided a theoretical basis for Dendrobium nobile and Dendrobium officinale to plant in greenhouses in Jinsha County of Bijie City.
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