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Improving wheat production with deep banded Oil Mallee Charcoal ...

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Mineral+ half rate of soluble full rate of soluble<br />

2.6<br />

2.4<br />

2.2<br />

Pindar<br />

grain yield, t/ha<br />

2.0<br />

1.8<br />

1.6<br />

1.4<br />

1.2<br />

1.0<br />

10 15 20 25 30 35 40<br />

grains per head<br />

grains/ head explained 42% of yield variation = drought stress effect<br />

(the crop needed an ‘irrigation’ to survive 2005)

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