土埋深度影响物种水平的种子质量-种子出苗关系
王祖幸,何维明(
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Effects of soil-burial depths on the relationship between seed mass and seed emergence
WANG Zu-Xing,HE Wei-Ming()
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图1. 10种植物的单粒种子质量(平均值±标准误差)。不同小写字母表示种子质量在种间差异显著(p < 0.05)。Am, 千叶蓍; As,羽茅; Cg, 灰绿藜; Cm, Centaurea maculosa; Mf, 野苜蓿; Pp, 草地早熟禾; Ps, Poa secunda; Sb, 长芒草; Sc, 加拿大一枝黄花; Vo, Vulpia octoflora。
Fig. 1. The mass per seed of the ten species used in the experiment (mean ± SE). Different lowercase letters indicate significant differences in mass per seed among species (p < 0.05). Am, Achillea millefolium; As, Achnatherum sibiricum; Cg, Chenopodium glaucum; Cm, Centaurea maculosa; Mf, Medicago falcata; Pp, Poa pratensis; Ps, Poa secunda; Sb, Stipa bungeana; Sc, Solidago canadensis; Vo, Vulpia octoflora.
