52. Kabeya, D. and Sakai, S. (2005) The relative importance of carbohydrate and nitrogen for the resprouting ability of Quercus crispula seedlings. Annals of Botany 96:479-488.
51. Takahashi, K., Makino, T. T., and Sakai, S. (2005) Effects of sib-competition on female reproductive success in Salvia lutescens Koidz. var. crenata. Evolutionary Ecology Research 7:1021-1207.
50. Miyake, Y. C. and Sakai, S. (2005) Effects of number of flowers per raceme and number of racemes in a plant on bumblebee visits and female reproductive success in Salvia nipponica (Labiatae). Ecological Research 20:395-403.
49. Makino, T. T. and Sakai, S. (2005) Does interaction between bumblebees (Bombus ignitus) reduce their foraging area?: bee-removal experiments in a net cage. Behavioral Ecology and Sociobiolgy 57:617-622.
48. Sakai, S. and Harada, Y. (2005) Production of offspring using current income and reserves: size-number trade-off and optimal offspring size. Journal of theoretical Biolgy 233:65-73.
47. Sakai, S. and Sakai, A. (2005) Nature of size-number trade-off: test of the terminal-stream-limitation model for seed production of Cardiocrium Cordatum. Oikos 108:105-114.
46. Makino, T. T. Sakai, S. (2004) Findings on spatial foraging patterns of bumblebees (Bombus ignitus) from a bee-tracking experiment in a net cage. Behavioral Ecology and Sociobiology 56:155-163.
45. Iwaizumi, M. Sakai, S. (2004) Variation in flower biomass among nearby populations in Impatiens textori (Balsaminaceae): effects of population plant densities. Canadian Journal of Botany 82:563-572.
44. Sakai, S. and Harada, Y. (2004) Size-number trade-off and optimal offspring size for offspring produced sequentially using a fixed amount of reserves. Journal of theoretical Biology 226: 253-264.
43. Kabeya, D. and Sakai, S. (2003) The role of roots and cotyledons as storage organs in early stages of establishment in Quercus crispula: a quantitative analysis of the nonstructural carbohydrate in cotyledons and roots. Annals of Botany 92:537-545.
42. Morinaga, S.-I., Tsuji, K., and Sakai, S. (2003) Consequences of differences in flowering date in seed production in Heloniopsis orientalis (Liliaceae). American Journal of Botany 90: 1153-1158.
41. Kabeya, D., Sakai, A., Matsui, K., Sakai, S. (2003) Resprouting ability of Quercus crispula seedlings depends on the vegetation cover of their microhabitats. Journal of Plant Research 116: 207-216.
40. Sakai, A., Matsui, K. , Kabeya, D. Sakai, S. (2003) Altitudinal variation in lifetime growth trajectory and reproductive schedule of a sub-alpine conifer Abies mariesii. Evolutionary Ecology Research 5: 671-689.
39. Sakai, A. Sakai, S. (2003) Size-dependent ESS sex allocation in wind-pollinated cosexual plants: fecundity vs. stature effects. Journal of theoretical Biology 222: 283-295.
38. Kimura, T., Ishii, H. S. Sakai, S. (2002) Selfed-seed production depending on individual size and flowering sequence in Iris gracilipes (Iridaceae). Canadian Journal of Botany 80: 1096-1102.
37. Ishii, H. S. Sakai, S. (2002) Temporal variation in floral display size and individual floral sex allocation in racemes of Narthecium asiaticum (Liliaceae). American Journal of Botany 89: 441-446.
36. Ishii, H. S. Sakai, S. (2001) Implications of geitonogamous pollination for floral longevity in Iris gracilipes (Iriddaceae). Functional Ecology 15: 633-641.
35. Ishii, H. S. Sakai, S. (2001) Effects of floral display size and floral positions on individual floral longevities in racemes of Narthecium asiaticum (Liliaceae). Functional Ecology 15: 396-405.
34. Sakai, S. and Harada, Y. (2001) Why do large mothers produce large offspring?: theory and a test. American Naturalist 157: 348-359.
33. Sakai, S. and Harada, Y. (2001) Sink-limitation and the size-number trade-off of organs: production of organs using a fixed amount of reserves. Evolution 55: 467-476.
32. Sakai, S. (2000) Biased sex allocation in hermaphroditic plants. Journal of Plant Research 113: 335-342.
31. Sakai, S. (2000) Size-number trade-off and allocation to flower production in animal-pollinated plants. Plant Species Biology 15: 261-268.
30. Ishii, H. S. & Sakai, S. (2000) Optimal timing of flower abortion; experimental study on Erythronium japoncum (Liliaceae). Functional Ecology 14: 122-128.
29. Sakai, S. (1999) Female-biased sexual allocation in cosexual plants: result of sink-limited growth of fruits. Evolutionary Ecology Research 1: 953-957.
28. Sakai, S., Ishii, H. S. (1999) Why be completely outcrossing? evolutionarily stable outcrossing strategies in an environment where outcross pollen availability is unpredictable. Evolutionary Ecology Research 1: 211-222.
27. Sakai, S. (1998) Female-biased sexual allocation in relation to growth rate of fruit in Erythronium japonicum. Oecologia 117: 391-395.
26. Sakai, A. Sakai, S. (1998) A test for the resource recovery hypothesis: tree sprouting using carbohydrates from above-ground parts. Annals of Botany 82: 213-216.
25. Sakai, S., & Harada, Y. (1998) Does the trade-off between growth and reproduction select for female-biased sexual allocation in cosexual plants? Evolution 52: 1204-1207.
24. Sakai, S., Kikuzawa, K., Umeki, K. (1998) Evolutionarily stable resource allocation for production of wind-dispersed seeds. Evolutionary Ecology 12: 477-485.
23. Sakai, S. (1997) An analytical model for flower production in an environment where resource availability is unpredictable. Journal of theoretical Biology 189: 449-452.
22. Sakai, S., Sakai, A., Ishii, H. S. (1997) Patterns of wing size variation in seeds of the lily Cardiocrinum cordatum (Liliaceae). American Journal of Botany 84: 1275-1278.
21. Sakai, A., Sakai, S., Akiyama, F. (1997) Do sprouting tree species on erosion-prone sites carry large reserves of resources? Annals of Botany 79: 625-630.
20. Sakai, S. (1996) On ovule production in environments where pollinator or resource availability is unpredictable. Journal of theoretical Biology 183: 317-327.
19. Sakai, S., Sakai, A. (1996) Why is there variation in mean seed size among plants within single populations? Test of the fertilization efficiency hypothesis. American Journal of Botany 83: 1454-1457.
18. Sakai, S. (1996) Using phylogenies to explain seed size variation among plants. Journal of evolutionary Biology 9: 243-252.
17. Sakai, S. (1996) Theoretical approaches on the growth strategy of plants in upredictable enviornments. Plant Morphology 8: 21-26.
16. Sakai, S., & Sakai, A. (1995) Flower size-dependent variation in seed size: theory and a test. American Naturalist 145: 918-934.
15. Sakai, S. (1995) Evolutionarily stable selfing rates of hermaphroditic plants in competing and delayed selfing modes with allocation to attractive structures. Evolution 49: 557-564.
14. Sakai, S. (1995). A model for seed size variation among plants. Evolutionary Ecology 9: 495-527.
13. Sakai, S. (1995) Evolutionarily stable growth of a sapling which waits for future gap formation under closed canopy. Evolutionary Ecology 9: 444-452.
12. Sakai, S. (1995) Optimal resource allocation to vegetative and sexual reproduction of a plant growing in a spatially varying environment. Journal of theoretical Biology 175: 271-282.
11. Sakai, S. (1994) Optimal leaf phenology and photosynthetic capacity of herbs dependent on the genet density of herbs in their habitat. Journal of theoretical Biology 166: 237-244.
10. Sakai, S. (1993) Allocation to attractive structures in animal-pollinated flowers. Evolution 47: 1711-1720.
9. Sakai, S. (1993) A model for nectar secretion in animal-pollinated plants. Evolutionary Ecology 7: 394-400.
8. Sakai, S., & Harada, Y. (1993) Habitat productivity and optimal growth schedule of annual plants in a seasonal environment. Journal of theoretical Biology 163: 347-363.
7. Sakai, S. (1993) The evolutionary viewpoint on the diversity in above-ground architecture of herbaceous plants. Forma 8: 245-253.
6. Sakai, S. (1992) Asynchronous leaf expansion and shedding in a seasonal environment: result of a competitive game. Journal of theoretical Biology 154: 77-90.
5. Sakai, S. (1991) A model analysis for the adaptive architecture of herbaceous plants. Journal of theoretical Biology 148: 535-544.
4. Sakai, S. (1990) Sympodial and monopodial branching in Acer: implications for tree architecture and adaptive significance. Canadian Journal of Botany 68: 1549-1553.
3. Sakai, S. (1990) The relationship between bud scale morphology and indeterminate and determinate growth patterns in Acer (Aceraceae). Canadian Journal of Botany 68: 144-148.
2. Sakai, S. (1990) Sympodial and monopodial branching in Acer: evolutionary trend and ecological implications. Plant Systematics and Evolution 171: 187-1974.
1. Sakai, S. (1987) Patterns of branching and extension growth of vigorous saplings of Japanese Acer species in relation to their regeneration strategies. Canadian Journal of Botany 65: 1578-1585.
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