Auxin transport inhibitors act through ethylene to regulate dichotomous branching of lateral root meristems in pine

anion aniones anions auxinas auxine auxins citoquininas culture techniques cytokinine cytokinins etefon ethephon ethylene etileno fosfatos inhibition meristemas meristems mycorrhizae nitrate nitrates nitratos nutrientes nutrients phosphate phosphates pinus halepensis pinus muricata pinus ponderosa pinus sylvestris pinus taeda plant anatomy plant growth substances racine roots substance nutritive sustancias de crecimiento vegetal technique de culture