A preliminary discussion on cultivation technique of long root-seedling with low cost for Ulmus pumila
Xiangju LiHebei Forestry Research Insti tute
ABI
Аннотация
To reduce the cost,the original PVC tube and light media on market were replaced with plastic breeding-bag and composted substrate of poplar leaf and corn stalk to breed long root-seedling of Ulmus pumila.The effectiveness and cost were also compared in this paper.The results showed that: using of plastic breeding-bag and composted substrate of poplar leaf and corn stalk could meet the demand of cultivation of the long root-seedling,which was comparable to the original PVC tube with light media on market.The cost could also be reduced by 66.7% for the cultivation of long root-seedling.
Ҳали таржима қилинмаган
Мавзулар
Иқтибослар ва манбалар
0 та иқтибос0 та фойдаланилган манба
Кўрсаткичлар — AkademScholar · Тез орада