[1] Ashman TL, Baker I. 1992. Variation in floral sex allocation with time of season and currency. Ecology, 73(4):1237~1243 [2] Dekroon H, Huthchings MJ. 1995. Morphological plasticity in clonal plant:the forageing concept reconsidered. J Ecol, 83:143~152 [3] Delph LF. 1990. Sexual-differental resource allocation patterns in the subdioecious shrub liebe subalpina. Ecology, 71(4):1342~1351 [4] Domros M, Peng GB. 1988. The Climate of China. Berlin:SpringerVerlag. 360. [5] Dong M(董鸣). 1996. Clonal growth in plant in relation to resource heterogeneity:foraging behavior. Acta Bot Sin ( 植物学报),38:828~835(in Chinese) [6] Dong M, Bao Alaten. 1999. Clonal plasticity in response to rhizome severing and heterogeneous resource supply in the rhizomatous grass Psammochloa villosa in an Inner Mongolian dune, China. Plant Ecol,141:53~58 [7] Dong M(董鸣). 1996. Plant clonal growth in heterogeneity habitats:risk-spreading. Acta Phytoecol Sin (植物生态学报), 20:543~548 ( inChinese) [8] Dong M, During HJ, Werger MJA et al. 1996. Morphological responses to nutrient availability in four clonal plants. Vegetatio, 123:183~192 [9] Evans JP. 1992. The effects of local resource availability and clonal integration on ramet functional morphology in Hydrocotyle bonariensis.Oecologia, 89:265~276 [10] Ford H.1981. The demography of three populations of dandelion. Bio JLinnean Soc, 15:1~11 [11] Hutchings MJ, de Kroon H. 1994. Foraging in plant:The role of morphological plasticity in resource acquisition. Adv Ecol Res, 25:159~258 [12] Li J-D(李建东). 1979. The Aneurolepidium chinense (Trin) Kitagawa grassland in China. J Jilin Teacher Univ(吉林师范大学学报),1:145~153(in Chinese) [13] Li Z-Q(李镇清). 1999. Architecture of clonal plants and morphologicai responses to habitat heterogeneity. Acta Bot Sin (植物学报),41:893~895 (in Chinese) [14] Reekie EG, Bazzaz FA. 1987. Reproductive effort in plant I. carbon allocation to reproduction. The Amer Natu, 129:876~896 [15] Ripley EA, Wang RZ, Zhu TC. 1996. The Climate of the Songnen Plain, Northeast China. Inter J Ecol and Environ Sci, 22:1~22 [16] Rozijn NAMG, Werf DCVD. 1986. Effect of drought during different stages in the lifecycle on the growth and biomass allocation of two Aira species. J Ecol, 74:507~523 [17] Slade AJ, Hutchings MJ. 1987. The effects of nutrient availability on foraging in the clonal herb Glechoma hederacea.J Ecol,75:95~112 [18] Wang R-Z(王仁忠), Zu Y-G(祖元刚), Nie S-Q(聂绍筌).1999.Preliminary study on biomass reproductive allocation in Leymus chinensis population. Chin J Appl Ecol (应用生态学报),10(5):553~555 [19] Wang R-Z(王仁忠), Li J-D(李建东). 1993. Effect of grazing on distribution of plant populations of Aneurolepidium chinense grassland on Songnen plain. Pratacul Sci (草业科学), 10(3):27~34(in Chinese) [20] Wang R-Z(王仁忠). 1999. Reproductive ecology of Leymus chinensis population. Ph. D. dissertation of Northeast Forest University, Northeast Forest University, Harbin, China. (in Chinese) [21] Wang R-Z(王仁忠). 2000. Effects of grazing on reproduction in Leymus chinensis population. Chin J Appl Ecol (应用生态学报),11(3):399~402(in Chinese) [22] Wang RZ, Ripley EA. 1997. Effects of grazing on a Leymus chinensis grassland on the Songnen plain of northeastern China. J Arid Envi,36:307~318 [23] Wang Y-S(王昱生). 1993. Dynamics of a clonal Leymus chinensis population in the Songnen steppe in northeastern China. Acta Ecol Sin (生态学报), 13:291~299(in Chinese) |