Research Article
Cadmium and Zinc Concentration in Grain of Durum Wheat in Relation
to Phosphorus Fertilization, Crop Sequence and Tillage Management
Table 2
Description of the experimental design in the study.
| Treatments | | Phases | | 1st | 2nd | 3rd |
| Tillage | CT | CT | CT | | ZT | ZT | ZT | Crop rotation | Spring wheat | Flax | Durum wheat | | Canola | Flax | Durum wheat | P fertilization (kg MAP haā1) | 0 | 0 | 25 | | 0 | 25 | 0 | | 25 | 0 | 25 | | 25 | 25 | 0 | | 50 | 0 | 25 | | 50 | 25 | 0 |
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