WSU Tree Fruit Research & Extension Center

Organic & Integrated Tree Fruit Production

Sunday, December 16, 2018

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8137. Elliott, B.R. and R. Jardine. 1972. The influence of rotation systems on long-term trends in wheat yields.. Austr. J. Res. 23:935-944.

8675. Dalal, R.C. and R.J. Mayer. 1986. Long-term trends in fertility of soils under continuous cultivation and cereal cropping in southern Queensland. 1. Overall changes in soil properties. Austr. J. Soil Res. 24:265-279.

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