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10
May

Soil Phosphorus (Part 6) – Common Inorganic P Fertilisers Used in NZ

In this final article in this series on soil phosphorus, we have listed in tabular form some of the common phosphate fertilisers used in NZ and some of their properties. Other organic fertilisers are also used which supply phosphorus and other nutrients. However, the composition of the nutrients in compost and animal manures is usually quite low i.e. generally in the order of…

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2
Jul

Soil Phosphorus (Part 2)

Phosphorus (P) is an important soil nutrient in NZ. There are several reasons for this, but a couple of the most important are firstly, P only occurs in low levels in most of the parent materials from which our soils are formed, and secondly; P plays a critical role in the metabolism of all…

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