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Kōrero: Superphosphate

Rarangi kaupapa

  1. Story summary

  2. Superphosphate history

  3. Making superphosphate

  4. New Zealand superphosphate

  5. Superphosphate pros and cons

  6. Hononga, rauemi nō waho

Ngā whakaahua, ngā rauemi katoa

Mai i te whārangi 1 - Superphosphate history

Granules

Granules

Impact of regular fertiliser use

Impact of regular fertiliser use

Nauru stripped

Nauru stripped

Lincoln College

Lincoln College

Mai i te whārangi 2 - Making superphosphate

Sulfuric acid coolers

Sulfuric acid coolers

Superphosphate manufacture

Superphosphate manufacture

Mai i te whārangi 3 - New Zealand superphosphate

Bones for superphosphate

Bones for superphosphate (1 o 2)

Guano

Guano (2 o 2)

Superphosphate den

Superphosphate den

Granulated superphosphate

Granulated superphosphate

Bagging

Bagging

Ballance Agri-Nutrients Fertiliser Company

Ballance Agri-Nutrients Fertiliser Company (1 o 2)

Ravensdown Fertiliser Company

Ravensdown Fertiliser Company (2 o 2)

Mai i te whārangi 4 - Superphosphate pros and cons

Spreading by truck

Spreading by truck

Reactive rock phosphate fertiliser

Reactive rock phosphate fertiliser

Phosphate cycle in grazed pasture

Phosphate cycle in grazed pasture

Fertiliser loader and topdressing aircraft

Fertiliser loader and topdressing aircraft

Me pēnei te tohu i te whārangi:

Arthur Duncan, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/superphosphate/media (accessed 28 February 2021)

He kōrero nā Arthur Duncan, i tāngia i te 24 Nov 2008

He kōrero anō mō...

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