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Effect of rainfall on N and P changes in fallow loam
(1973-02-08)
Liming for wheat and barley on a Scott loam
(1973-02-08)
Soil fertility research - 1972
(1973-02-08)
Cominco fertilizer trials - 1972
(1973-02-08)
Report on the 1972 field research program
(1973-02-08)
Studies on the uptake of soil-applied mercury
(1973-02-08)