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Table 3 Tolga’s crop fertiliser program

From: High performance of a low input, mixed western Australian farming system: public policy implications from the case of Tolga farm

25 kg

MAP/SOP 70/30 blend 25 x.7 × 10% = 1.75 units of N / 25 x 0.7 × 21.9% = 3.83 units of P

17 L

XFurrow* (applied with seed at seeding)

7 L

XCalibre** (liquid calcium)

7 L

Flexi N*** 42%**** x 7 = 2.94 units of N

4.5 kg

SOP

50 g

BAC (bacillus) to promote plant growth; help with blotch. (Note, Brendon is more tolerant of some disease on his plants compared to his peers)

7 L

XSeed (seed dressing)

1 L/T

Imidacloprid (on barley seed – insecticide). Rather an insecticide is put on seed than sprayed over the paddock. This is because the barley is sown into former pasture, so it is very prone to cut worm etc.

18 kg

SOA 18 × 20.8% = 3.33 units of N

3.33 + 2.94 + 1.75 = Total of 8.02 units of N

  1. SOA, Sulphate of Ammonia / SOP, Sulphate of Potash / MAP, Mono-Ammonium Phosphate
  2. *https://www.agritrading.com.au/grosure-fertiliser-x-range
  3. **https://www.agritrading.com.au/xcalibre
  4. ***https://csbp-fertilisers.com.au/products/liquids/liquids
  5. ****https://csbp-fertilisers.com.au/products/pasture/liquids