[1] Chapman DF,Robson MJ,Snaydon RW.1992.The carbon economy of clonal plants of Trifolium repens L.J Exp Bot,43:427~434 [2] Elgersma,Li F-R.1997.Effects of cultivar and cutting frequency on dynamics of stolon growth and leaf appearance in white clover grown in mixed swards. Grass Forage Sci,52:370~380 [3] Elgersma A,Nassiri M,Schlepers H.1998.Competition in perennial ryegrass white clover mixtures under cutting I.Dry matter yield, species composition and nitrogen fixation. Grass Forage Sci,53:353~366 [4] Elgersma A,Schlepers CTH.1997.Performance of white clover/perennial ryegrass mixtures under cutting.Grass Forage Sci,52:134~146 [5] Fan F-C(樊奋成),Gao Z-S(高振生),Han J-G(韩建国),et al.1995.Effects of cutting on leaf tissue turnover for perennial ryegrass. Acta Agrestia Sin(草地学报),3(1):15~21(in Chinese) [6] Fan F-C(樊奋成),Wang P(王培), Han J-G(韩建国).1995.Effects of cutting on leaf tissue turnover for white clover. Acta Agrestia Sin(草地学报),3(4):311~316(in Chinese) [7] Fulkerson WJ,Michell PJ.1987.The effect of height and frequency of mowing on the yield and composition of perennial ryegrass white clover swards in the autumn to spring period. Grass Forage Sci,42:169~174 [8] Harper JL.1977.Population Biology of Plants.London:Academic Press.20~93 [9] Hernández GA, Matthew C,Hodgson J.1999.Tiller size/density compensation in perennial ryegrass miniature swards subject to differing defoliation heights and a proposed productivity index. Grass Forage Sci,53:347~356 [10] Hglind M,Frankow-Lindnberg B.1998.Growthing point dynamics and spring growth of white clover in a mixed sward and the effects of nitrogen application. Grass Forage Sci, 53: 338~345 [11] Kays S,Harper JL.1974.The regulation of plant and tiller density in a grass swards. J Ecol,62:97~105 [12] Li F-R(李锋瑞),Elgersma A.1996. Leaf development responses of Trifolium repens to climatic and non-climatic factors. Acta Phytoecol Sin(植物生态学报),22(1):8~22(in Chinese) [13] Nassiri M,Schlepers H.1998.Competition in perennial ryegrass-white clover mixtures under cutting Ⅱ.Leaf characteristics, light interception and dry-matter production during regrowth. Grass Forage Sci,53:367~379 [14] Thompson L,Harpper JL.1988.The effect of grasses on the quality of transmitted radiation and its influence on the growth of white clover Trifolium repens. Oecologia,75:343~347 [15] Teuber N,Laidlaw AS.1996.Influence of irradiance on branch growth of white clover stolons in rejected areas within grazed swards. Grass Forage Sci,51:73~80 [16] Wang G(王刚),Jiang W-L(蒋文兰).1995.Relationships between the composition of pastures and quick-acting phosphorus and nitrogen. Acta Agrestia Sin(草地学报),3(1):42~47(in Chinese) [17] Woledge J,Reyneri A,Tewson V,et al.1992.The effect of cutting on the proportions of perennial ryegrass and white clover in mixtures. Grass Forage Sci,47:169~179 [18] Xia J-X(夏景新).1993.Grazing ecology and its application in pasture management. Grassland Chin (中国草地),4:64~70(in Chinese) [19] Yang Y-F(杨允菲),Fu L-Q(傅林谦),Zhu L(朱琳).1995. An analysis on number growth and decline of populations and the interaction of Lolium perenne and Trifolium repens in middle mountain mixture pasture in subtropical region of China. Acta Agrestia Sin(草地学报),3(2):103~111(in Chinese) |