光合物质 meaning in English

photosensitizing substance

Distribution of photoassimilate to different parts of wheat ear after anthesis and its relation to kernel weight per ear
小麦开花后光合物质在不同穗位间的分配及其与穗粒重的关系
It was shown that the absorbing rate of hybrid rice and it restorer for store material and for photo - material was 50 % and 80 % respectively , and the absorbing rate of hybrid rice was a litter higher than that of its restorer
结果表明，杂交组合及其相应恢复系的籽粒对标记储藏物质及标记光合物质的吸收分别达到50 %和80 % ，杂交组合籽粒的吸收量高于相应的恢复系，但差异不大，说明在储藏物质与光合产物的运输方面，杂交组合比相应的恢复系之间无明显差别。