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Figure 3


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Effect of amino acids glutamine (Gln), arginine (Arg), asparagine (Asn) and γ-amino-butyric acid (GABA), 3.5 mM each, and the control with 1% activated charcoal on cork oak gametic embryo growth per month. (A) RAI: relative size increment in projected area per month (month−1). (B) RWI: relative fresh weight increment per month (month−1).