Fig. 1From: Sophorolipids production from rice straw via SO3 micro-thermal explosion by Wickerhamiella domercqiae var. sophorolipid CGMCC 1576SEM images comparison of rice straw before and after pretreatment. A Rice straw ×200; B holocellulose ×200; C rice straw ×1000; D holocellulose ×1000Back to article page