Rice Lateral Root Development and Its Impact Factors The Induced Effects of Exogenous Polyamines on the Development of Lettuce Seedling Lateral Roots and Their Relationship with Nitric Oxide The Induced Effects of Exogenous Polyamines on the Development of Lettuce Seedling Lateral Roots and Their Relationship with Nitric Oxide Notes from the Underground: Receptor-Like Kinases in Arabidopsis Root Development Phloem-Mobile Aux/IAA Transcripts Target to the Root Tip and Modify Root Architecture