主题：【已应助】求助文献四篇，谢谢大家。

【序号】：1

【作者】：Madsen, T. V. and Maberly, S. C.

【题名】：Diurnal-variation in light and carbon limitation of photosynthesis by 2 species of submerged freshwater macrophyte with a differential ability to use bicarbonate.

【期刊】：Freshwater Biology

【年, 卷(期), 起止页码】：1991. 26(2):175-187.

【全文链接】：http://onlinelibrary.wiley.com/doi/10.1111/j.1365-2427.1991.tb01727.x/abstract

【序号】：2

【作者】：Munné-Bosch, S. and Alegre, L.

【题名】：Die and let live: Leaf senescence contributes to plant survival under drought stress.

【期刊】：Functional Plant Biology

【年, 卷(期), 起止页码】：2004.  31(3):203-216.

【全文链接】：http://www.publish.csiro.au/?paper=FP03236

【序号】：3

【作者】：Bazzaz, F. A. and Harper, J. L.

【题名】：Demographic analysis of the growth of linum usitatissimum.

【期刊】：New Phytologist

【年, 卷(期), 起止页码】：1977.  78(1):193-208.       

【全文链接】：http://www.jstor.org/discover/10.2307/2431185?uid=16809544&uid=364135831&uid=3737800&uid=2&uid=3&uid=363732471&uid=67&uid=62&sid=21101200725613

【序号】：4

【作者】：Crow, J. F. and Kimura, M.

【题名】：Evolution in sexual and asexual populations.

【期刊】：American Naturalist

【年, 卷(期), 起止页码】：1965. :439-450.       

【全文链接】：http://www.jstor.org/discover/10.2307/2459132?uid=16809544&uid=364135831&uid=3737800&uid=2&uid=3&uid=363732471&uid=67&uid=62&sid=21101201077603