1 Subjects: “...leaf chlorophyll concentration...”

2 Subjects: “...concentrations...”

3 Subjects: “...element concentration...”

4 Subjects: “...grain B concentration...”

5 Subjects: “...oxygen concentration...”

6 Subjects: “...leaf nitrogen concentration...”

7 Subjects: “...nutrient solution concentration...”

8 Subjects: “...mineral concentration...”

9 Subjects: “...representative concentration pathway...”

10 Subjects: “...mineral concentration...”

11 Subjects: “...chlorophyll-a concentration...”

12 Subjects: “...chlorophyll-a concentration...”

13 Subjects: “...salt concentration...”

14 Subjects: “...salt concentration...”