1 Subjects: “...energy crop...”

2 Subjects: “...energy crops...”

3 Subjects: “...crop production...”

4 Subjects: “...crop income...”

5 Subjects: “...triple-rice cropping system...”

6 Subjects: “...crop rotation...”

7 Subjects: “...mixed cropping...”

8 Subjects: “...crop protection UAS...”

9 Subjects: “...crop defense...”

10 “... of crops, populations and technologies. They were and remain a locus for cultural interaction...”

11 “... remains contested. Agroforestry research relates tree-soil-crop-livestock interactions at the plot level...”