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Impact of stored water on risk and sowing decisions in western NSW
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My aim is not to provide a recipe for planting summer crops in north-western NSW, but to provide some insight and tools to assist in the decision making process... Table 1 shows that when planting between October and the 1 st of January, there is an 80% chance of receiving at least 110-120mm of in-crop rainfall this calculation does not consider the impact of rainfall timing on crop demand... Figure 3 supports the back of the envelope calculation suggesting the 150mm of starting water is the minimum required to achieve a 3t yield 5 years in 10 while if you have 200mm of stored water the probabilities improve to 6-8 years in 10...
The Integration of Livestock and Cropping in High Rainfall Zones - Jack of all trades, Master of none
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