Fig. 4From: Long-term balancing selection at the Phosphorus Starvation Tolerance 1 (PSTOL1) locus in wild, domesticated and weedy rice (Oryza)Performance of PSTOL1 genotypes in low and high phosphorus conditions. Plants were measured after 21Â days in high phosphorus (black) and low phosphorus (grey) media. a dry root weight; b dry shoot weightBack to article page