11. Phosphorus toxicity
Kiwifruit are relatively tolerant of excess phosphorus in the soil. To date phosphorus toxicity has not been observed in the field despite the very high phosphorus status of some New Zealand soils. For example, vines have been grown in soils with ... [... more]
HortNET New Zealand |
5. Phosphorus deficiency
Phosphorus deficiency can reduce the growth of kiwifruit without the development of obvious visible symptoms (Photo 5a). the stems of affected plants tend to be much thinner and the size of the leaves considerably reduced. Clearly recognisable ... [... more]
HortNET New Zealand |
Thyroid issues - the parathyroid glands
The parathyroid glands in the throat make a hormone (PTH), which regulates the amounts of calcium, phosphorus and magnesium in the bones and blood. Problems include overactivity (hyperparathyroidism) and underactivity (hypoparathyroidism). Four ... [... more]
Better Health |
