不同滩面高程和光照条件下白骨壤幼苗的早期生长差异.PDF

DOI :10.13428/j.cnki .fjlk.2009.01.036 36 1 Vol.36　No.1 2 0 0 9 3 Jo r of F jian Forestry Sci and Tech Mar., 2 0 0 9 胡倩芳,叶　勇 (厦门大学近海海洋环境科学国家重点实验室,福建厦门361005) :、、 3 (3.35 m、3.74 m 4.15 m)、 2 。:, 、、 、、;, , ;3 。, , 、, , , 。, 3 。。 , 3.74 m(), , , 。 :;;;; :Q948.11　　　:A　　　:1002-7351(2009)01-0106-05 Differences in Growth of A vicennia marina Seedlings under Different Tidal Elevations and Light Conditions in Early Period HU Qian-fang,YE Yong (State Key Laboratory of Of f shore Marine Environmental Science, X iamen University, X iamen 361005,Fuj ian, China ) A stract:The grow th of 2-months-old A vicenn ia mar ina seedlings were compared and analysed in and o t of yo ng mangrove plantation on the beaches with 3 tidal elevations (Xialin3.35, 3.74 and 4.15m)in Zenghai, Xinlin, Xiamen.The res lts showed that the single leaf area, stem basal diameter, stem height, leaf biomass, stem biomass and total biomass of A .m arina seedlings w ere biggest on middle and high tidal elevations o tside the forest.The leaf w as thick on low tidal elevation, carnification degree w as high, the leaf n mber was highest;the differences among 3 tidal elevationsw erent evident.The growth differences of seedling on different tidal elevations mainly w ere between leaf and stem height, the difference was small on low and middle tidal elevations, the leaves on low and mid tidal elevations were thicker than that on high elevation, the carnification degree was higher, and the leaf n mber w as higher.Except the stem height, other indexes on 3 tidal elevations o tside the forest were higher than those in the forest.The effect of ill mination on seedling grow th w as bigger than the effect on tidal elevations.Integration analysis