【摘 要】
：
Introduction Seed availability is important for vegetation restoration in bare patches of desertified grassland (Zimmermann et al 2008).Seeds from the surrounding patches with dense vegetation can be
【机 构】
：
State Key Laboratory of Forest and Soil Ecology,Institute of Applied Ecology,Chinese Academy of Scie
【出 处】
：
第四届国际种子生态学大会(The 4th International Society for Seed Science
论文部分内容阅读
Introduction Seed availability is important for vegetation restoration in bare patches of desertified grassland (Zimmermann et al 2008).Seeds from the surrounding patches with dense vegetation can be dispersed to bare patches, but only retained seeds in the bare patches are critical in vegetation restoration (Liu et al 2012).
其他文献
Introduction Seeds of legumes generally are considered to have physical dormancy and to be orthodox, and most seed biologists are unaware of the various kinds of dormancy and storage behaviour in seed
Introduction Seed deterioration is a major problem in agricultural production.Some damage to seeds during storage is inevitable and depends on the temperature and relative air humidity in the storage
Introduction Sensitive seeds can be produced by many species, such as some Quercus species (Pritchard 1991, Bonner 1996).It is well known that seeds have structural, physiological and molecular protec
Introduction Desiccation-sensitive recalcitrant seeds and fruits are killed by the loss of even moderate quantities of water, Consequently, minimizing the rate of water loss may be an important ecolog
Introduction The genus Ardisia is a pan-tropical genus of 400 ～500 species (Cheek et al 2012).However, due to overexploitation it is important to conserve the germplasm of this genus that has high hor
Introduction Hemarthria compressa R.Br.is a stoloniferous, perennial grass, belonging to the Andropogoneae tribe.It has an important role as forage in support of the livestock industry and as an ecolo
Introduction The characteristics of canopy gaps (i.e., gap formation and gap sizes) lead to environmental heterogeneity mainly by promoting the fluctuation of light environment and temperature etc.The
Introduction Pinus koraiensis is one of the three worldwide five-leaved pine species in the northern hemisphere, The development of P.koraiensis community in the secondary forests has been severely re
Introduction In dune systems, sand accretion and deflation mediated by wind may be important selective forces in the evolution of the species.Plants are particularly vulnerable to environmental condit
Introduction Seed vitality and seedling survival of Halonxylon ammodendron (A.C.Mey) played an important role in vegetation succession in arid region (Heydecker 1973, Liu 1985).The impacts of key limi