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acre acreage arable Askham Bryan autumn barley better breeding British bulls butter fat calves cattle cocksfoot course cows cultivations cwts dairy farmer Dairy Shorthorns districts ditch drill dung feeding fertiliser field Fordson Friesian furrows gallons going grassland green crop ground grower growing grown harvest heifers herd Home Service hundredweight important inches kale keep labour land late sown corn ley farming livestock Lord R.óWell machine machinery manure mechanisation milk recording Ministry of Agriculture mole nitrogen oats pasture pedigree breeders permanent grass phosphates plant potatoes produce protein pull pure-bred ration realise reason Red Clover ridge roots scheme Scotland Scottish silage soil sowing spinner spring stock food straw sugar beet supply there's thing Thursday tilth to-day tractor tubers two-furrow plough varieties vegetables war-time wheat White Clover winter wireworm yield