Archive Article: 1997/04/17

17 April 1997

ZINC

Required by crops for nitrogen synthesis, so an adequate supply could be more important if

nitrogen use is restricted,

predicts Mr van der Slikke. In the USA the nutrient is widely applied to arable crops to cut nitrogen rates and increase yield. Analysis of tissue samples can confirm suspected deficiency in cereals and OSR. Symptoms are

effectively eliminated with a spring foliar zinc spray. Such treatment is still far from

common in the UK.