摘要
为研究木薯渣等有机废弃物作为花卉栽培基质的效果,以木薯渣、蚯蚓土、松鳞等为原材料,与泥炭、珍珠岩按体积比混合组成的4个处理:T1木薯渣∶泥炭∶珍珠岩=6∶3∶1,T2蚯蚓土∶泥炭∶珍珠岩=6∶3∶1,T3松鳞∶木薯渣∶珍珠岩=6∶3∶1,T4松鳞∶蚯蚓土∶珍珠岩=6∶3∶1,以栽培园土为CK1,市售商品基质为CK2,观察不同处理对八仙花植物营养生长的影响。结果表明:T1处理八仙花的株高、叶面积、相对叶绿素含量较CK1分别增加18.08%,26.19%和43.2%;地上、地下部生物鲜质量分别增加8.5%和20.5%。T3处理植株的营养生长指标基本与CK1持平,T2及T4处理栽培效果不及T1、T3,CK2效果最差。综合比较,利用木薯渣作为原材料配制无土栽培基质效果优于蚯蚓土,木薯渣∶泥炭∶珍珠岩=6∶3∶1可作为一种园林花卉栽培基质应用推广。
In order to study the effect of several organic wastes used as substrate cultivation for flowers, cassava residue, wormcast,and pine bark were mixed with peat and perlite by different volume ratios into 4 substrate treatments, including T1 cassava residue∶peat∶perlite=6∶3∶1, T2 wormcast∶peat∶perlite=6∶3∶1, T3 pine bark∶cassava residue∶perlite=6∶3∶1, T4 pine bark∶wormcast∶perlite=6∶3∶1, with planting soil as CK1, some substrate product as CK2. The results indicated that compared with CK1, the plant height, leaf area and chlorophyll content of Hydrangea macrophylla growing in T1 were improved by 18.08%, 26.19%, 43.2% respectively, and the ground and underground fresh weight increased by 8.5%, 20.5%. There was no significant difference between T3 and CK1 for plants nutrition growth. The cultivation effect of T2 and T4 was no good as T1 and T3. CK2 was the worst. All things considered, cassava residue was better than wormcast as material for substrate cultivation, and T1 cassava residue ∶peat ∶perlite =6 ∶3 ∶1 could be recommended as a general formula for flowers.
引文
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