ChD 11 April 1990. The plaintiff in these proceedings, when they began, was P and was later her executor. P was the daughter of GY, who died in May 1985. The defendant, KY, is GY`s son and P`s brother. In 1945 GY retired to take up farming and acquired the tenancy of 63 acres. Later he acquired three other properties including, in 1950, a farm of 23 acres which is the subject of this dispute. In 1963 KY went to work for his father and did so, until 1966. In that year GY made a distribution of part of his estates to his children, KY obtaining the leases of two of GY`s properties and farmed in cooperation with his father but not in partnership ie they shared machinery but each took for themselves the profit from their own land. In January 1981 KY took over the arable operation on the farm in question, retaining the profit from the sale of produce. For this he paid his father a sum calculated on acreage, initially £25 per acre but increased when the rent of another property was increase