The visible black polarizationcross like "X" was observed by the polarizing microscopy.
淀粉颗粒具有明显的偏光十字，呈“X”型；
2
The polarizationcross was closed to the central of the granules for both kudzu and corn starches, but less clear for kudzu starch.
葛根淀粉和玉米淀粉颗粒的偏光十字接近颗粒中心，但葛根淀粉颗粒的偏光十字不明显；
3
The solubility of fermented rice starch was increased, while the swelling power was decreased in high-temperature phase, but the polarizationcross of rice starch was not affected.