Fig. 4From: Nitrogen deficiency impacts on leaf cell and tissue structure with consequences for senescence associated processes in Brassica napus Enlargement of micrographs corresponding to the cross sections of leaves (Aviso genotype) showing palisade cells. a control conditions, rank 0; b control conditions, rank −2; c N deficiency conditions, rank 0; d N deficiency condition rank −1. Arrows show intercellular spacesBack to article page