Table 2.
Nutrient content of wheat shoots at three harvests expressed as: total content; content at each harvest as a percentage of total content at maturity; and content in plant parts as a percentage of the total at each harvest
| Treatment Harvest | Control Fe |
Control Cu |
Low Cu |
|||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |
2 |
3 |
1 |
2 |
3 |
1 |
2 |
3 |
||||||||||
| Total content (µg) | 120 | 125 | 123 | 41 | 50 | 52 | 2·5 | 3·0 | 3·7 | |||||||||
| % maturity | 98 | 102 | 100 | 77 | 95 | 100 | 66 | 81 | 100 | |||||||||
| % plant part | ||||||||||||||||||
| LL | 19 | 2 | 0 | 13 | 2 | 0 | 32 | 13 | 0 | |||||||||
| DLL | 6 | 7 | 8 | 10 | 11 | 12 | 14 | 13 | 17 | |||||||||
| (TLL) | (25) | (9) | (8) | (23) | (12) | (12) | (46) | (26) | (17) | |||||||||
| FLA | 17 | 7 | 2 | 9 | 4 | 2 | 8 | 9 | 7 | |||||||||
| ST | 17 | 7 | 3 | 23 | 15 | 10 | 22 | 19 | 16 | |||||||||
| PE | 8 | 4 | 1 | 10 | 3 | 2 | 7 | 6 | 5 | |||||||||
| RA | 4 | 2 | 1 | 5 | 4 | 2 | 0 | 0 | 7 | |||||||||
| FLO | 29 | 20 | 8 | 30 | 15 | 10 | 17 | 14 | 9 | |||||||||
| GR | 0 | 50 | 77 | 0 | 46 | 62 | 0 | 26 | 40 | |||||||||
Plant parts: LL, lower leaf; DLL, dead lower leaf; TLL, combined live and dead lower leaves; FLA, flag leaf; ST, stems; PE, peduncle; RA, rachis; FLO, florets; GR, grain.