Fig. 9From: Leaf to panicle ratio (LPR): a new physiological trait indicative of source and sink relation in japonica rice based on deep learningEffect of N fertilization modes on LPR during grain filling. Japonica rice cultivar Wuyunjing 30 is used for representation. A, N5-5, N fertilization treatment with a base/topdressing ratio of 5:5; B, N treatment of N10-0Back to article page