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about bert quin

Bert Quin completed a multi-disciplinary PH.D in analytical  chemistry, biogeochemistry and water quality at Massey University in 1974, before joining the MAF’s Agricultural Research Division (ARD, the predecessor of AgReseach) as a laboratory and soil fertility research scientist at Winchmore in Canterbury. There he initiated research into RPR and demonstrated how superphosphate made from Al/Fe … Read more

Earlier projects

Quin Environmentals (NZ) Ltd and Quin Environmentals (Pty) Ltd are the New Zealand and Australian twins of two specialist companies owned privately by Dr Bert Quin. They specialise in- Researching potential markets for new fertiliser products for importers and start-up companies : example – assessment of RPR and nbpt-treated granular urea in Ireland for Target … Read more

Reducing nitrate in waterways and gaseous N losses

This issue is not going to go away. Environmentalists, farmer organisations like Federated Farmers, Fertmark and the fertiliser cooperatives are all ‘muddying the waters’ by using simplistic and self-serving arguments.   We can keep going round and round the merry-go-round of passing the buck, or the government can put some effort into incentivising farmers to … Read more

A wider perspective on climate change and global warming

What’s happening and what’s causing it? Global warming is happening. This is fact. The main reason is the rapid increase of carbon dioxide, nitrous oxide and methane in the atmosphere. These ‘greenhouse’ gases (GHGs) trap heat which would otherwise be lost from the planet. See the graph of CO2 increase since 1960!   At least … Read more

Protecting our Lakes and Waterways

There is a way   Dr Bert Quin, July 2011   We have pretty much done the easy bits – fencing streams for example, to prevent direct access by stock and preventing runoff of effluent into streams being the two big ones – but nutrients continue to enter waterways from our agricultural land, simply because … Read more

The History and Development of Liquid Fertilisers in New Zealand

Liquid fertilisers started to proliferate in New Zealand in the 1970s. Most of these were dilute extracts of seaweed or fish by-products, often augmented with small amounts of inorganic fertiliser NPK. Almost invariably they relied on unproven claims of massively greater nutrient efficiency than solid fertilisers, and the presence of various ‘growth stimulants’, to distract … Read more

Quinfacts – RPR Series (13)

13. An Open Letter to New Zealand Dairy Farmers An open letter to New Zealand dairy farmers: December 2018 ‘A farmer-lead way to sorting out the environmental circus’ Dr Bert Quin, Managing Director, Quin Environmentals (NZ) Ltd   The background The dairy industry in New Zealand has grown much faster than anyone envisaged, and way … Read more