光照下菜豆叶片抗氰呼吸与光合作用关系的分析

冯汉青, 管东东, 焦青松, 贾凌云, 孙坤

Analysis of the relationship between cyanide-resistant respiration and photosynthesis under light in Phaseolus vulgaris leaves

FENG Han-Qing,GUAN Dong-Dong,JIAO Qing-Song,JIA Ling-Yun,SUN Kun

表1 黑暗中生长的叶片转至光照过程中水杨基氧肟酸(SHAM)对叶片光合CO₂固定和放氧速率的影响

Table 1 The effects of salicylhydroxamic acid (SHAM) on photosynthetic oxygen evolution rate and carbon dioxide fixation rate when the dark-grown leaves were exposed to continuous light

光照的时间 Time of illumination (h)	SHAM对于光合作用的影响 Effects of SHAM on photosynthesis (% of control)
光照的时间 Time of illumination (h)	光合放氧 Oxygen evolution	光合CO₂固定 CO₂fixation
0	100^a	100^a
2	100^a	100^a
4	98 ± 5^a	100^a
6	101 ± 3^a	100^a
8	97 ± 4^a	96 ± 4^a
10	102 ± 4^a	95 ± 3^a