Plant materials
All plants were Arabidopsis thaliana , of the ecotype Col-0.
Knockout lines pldα1-1 (SALK_067533), pldα1-2(SALK_053785), pldα1-3 (GABI_332D11), pldα1-4(GABI_738H09), and hak5 (SALK_130604) were obtained from the
NASC. The hak5, akt1 double mutant (Ragel et al. , 2015)
was provided by Francisco Rubio, at the Departamento de Nutrición
Vegetal, Centro de Edafología y Biología Aplicada del Segura-CSIC,
Murcia, Spain.