treatment was drought stress carried by stop watering to plants during one week performed at week 2 (DS2); S2 was drought stress carried by stop watering to plants during one week, which done twice at weeks 2 and 5 (DS25); S3 was drought stress carried by stop watering to plants during one week , which done three times at weeks 2.5 and 8 (DS258). Soil water content by gravimetric test was observed in the end of application drought stress( S1 was 50% of field capacity, S2 was 40% of field capacity, and S3 treatment was 30% of field capacity