FOLIAGE APLLIED GIBBERELIC ACID INFLUENCES GROWTH, NUTRIENT CONTENTS AND QUALITY OF LETTUCES (LACTUCA SATIVA L.) - V. N. Le; Q. T. Nguyen; N. T. Nguyen; T. Janda; G. Szalai; T. D. Nguyen; T. G. Le (Journal of Animal and Plant Sciences, 2021)