Organization of Microtubule and Its Abnormities during Microsporogenesis in Populus euphratica Confocal Microscopy of Microtubule Cytoskeleton in the Pollen Protoplast of Narcissus 35-10-9.pdf Change of microtubule cytoskeleton on mitosis in the shoot apex of Saccharum spontaneum Cryosectioning method for the observation of microtubule cytoskeleton in plant cells