71.   A further important control is the intensity of leaching, the downward movement of water through the weathering zone which leads to the removal of soluble products.

72.   If the demand curve shifts very much, and if it is inelastic, then monetary control will be very difficult.

73.   But, even when amended and extended, the control was quite inadequate.

74.   In Scotland, development control is a district or general planning authority function but, as in England, certain powers are allocated to the upper-tier authority.

75.   The most important control is you, the helms are always set facing the sail.

76.   Good control is possible with only one annual anthelmintic treatment of ewes when they leave the lambing field.

77.   When pig husbandry is based on pasture, control is extremely difficult because of the ubiquity and longevity of the earthworm intermediate host.

78.   Control is impractical in most cases, due to the ubiquity of the molluscan intermediate hosts.

79.   The controls were on the left instead of in the middle.

80.   The Government wants to stop the spread of a parasite which is killing bees in their millions.But some keepers say the controls are too strict.