Table 2: Pearson correlation coefficients (r; n = 24) between concentrations of phosphorus and of different substances in the fruits of Libidibia ferrea (Mart. ex Tul.) L.P. Queiroz var. ferrea and of mycorrhizal colonization in the roots of field plants inoculated or not with different arbuscular mycorrhizal fungi (AMF), in Petrolina, PE, Brazil.
- |
Phosphorus |
Phenols |
Tannins |
Flavonoids |
Proantho |
Saponins |
GA |
EA |
Colonization |
Carbohydrates |
AAO |
Phosphorus |
- |
-0.7515** |
-0.7166** |
-0.4422* |
ns |
ns |
ns |
-0.6655 |
ns |
-0.5569* |
0.56* |
Phenols |
- |
- |
0.9541** |
0.5351* |
ns |
ns |
ns |
0,5001* |
ns |
0.4588* |
-0.5502* |
Tannins |
- |
- |
- |
ns |
ns |
ns |
ns |
ns |
ns |
ns |
-0.6138* |
Flavonoids |
- |
- |
- |
- |
ns |
ns |
0.4820* |
ns |
ns |
0.8046** |
ns |
Proanthocyanidins |
- |
- |
- |
- |
- |
ns |
0.4708* |
ns |
ns |
0.4918* |
ns |
Saponins |
- |
- |
- |
- |
- |
- |
ns |
ns |
ns |
ns |
ns |
GA |
- |
- |
- |
- |
- |
- |
- |
ns |
ns |
0.6952** |
ns |
EA |
- |
- |
- |
- |
- |
- |
- |
- |
ns |
ns |
ns |
Colonization |
- |
- |
- |
- |
- |
- |
- |
- |
- |
ns |
ns |
Carbohydrates |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
ns |
** p < 0.01; * p<0.05; ns= non-significant. GA= Gallic Acid, EA = Ellagic Acid, Proantho= Proanthocyanidins, AAO = Antioxidant Activity.