1 Subjects: “...drought, salinity, physiology, genetic engineering, drought stress, water stress...”

2 Subjects: “...drought, bacteria, abiotic stress, stress, energy, evolution...”

3 Subjects: “...drought...”

4 Subjects: “...drought...”

5 Subjects: “...drought...”

6 Subjects: “...drought tolerance...”

7 Subjects: “...drought...”

8 Subjects: “...drought...”

9 Subjects: “...drought stress...”

10 Subjects: “...drought...”

11 Subjects: “...drought stress...”

12 Subjects: “...drought...”

13 Subjects: “...drought tolerance...”

14 Subjects: “...soybean drought tolerance...”

15 Subjects: “...soybean drought tolerance...”

16 Subjects: “...soybean drought tolerance...”