Plant | Low PPM | High PPM | StdDev | *Reference | |
---|---|---|---|---|---|
Brassica oleracea var. botrytis l. | Flower | 7.0 | 390.0 | * | |
Brassica oleracea var. capitata l. | Leaf | -- | -- | Jim Duke's personal files. | |
Brassica oleracea var. italica | Leaf | 3.0 | 325.0 | * | |
Brassica oleracea var. botrytis l. | Leaf | 3.0 | 325.0 | * |