Effect of N and P rates on photosynthetic characteristics of flag leaf in hybrid wheat;

Studies on the phoosynthefic characteristics and the activity of the superoxide dismutase in flag leaf of wheat varities for different years;

Changes of iPA and ABA contents in wheat plant after anthesis and their relations to photosynthetic rateof flag leaf,root vigor,and grain filling;

Comparison of chloroplast ultrastructure and 77K fluorescence emission spectra between awns and flag leaves in wheat;

Under field conditions,photosynthetic characters of flag leaves of Bainong AK 58,Wenmai 6,Xinmai 18 and Zhoumai 18 were studied during grain filling stage.

The ultratructure of the flag leaves and upper adventitious roots for six rice strains (cultivars) were studied by paraffin method.

Effects of different soil water treatment on flag leaf senescence of different drought-endaring wheat cultivars;

The characters of grain filling and flag leaf senescence of rice raised and transplanted by different ways viz.

During the relative active photosynthetic duration(RAPD) of wheat flag leaf,~(15)N abundance of total nitrogen and Rubisco were at the high level.

There are many precious studies on wheat flag leaf,but most have focused on physiological and biochemical characteristics,few studies have examined the dynamic changes of physiological and biochemical characteristics and structure of wheat flag leaf during different stages.

The Rubisco content of wheat flag leaf declined steadily during senescence(Fig.