function of macro and micro nutrients
Deficient vegetation can be extra vulnerable to frost harm and disease, and their signs can frequently be unsuitable for wind burn or drought. Deficiency is extra not unusualplace in lots of most important fruit and vegetable crops; specifically potatoes, cabbage, tomatoes, apples, gooseberries, gooseberries and raspberries. Sugar beets, grains, and clover also are usually affected. The particular signs of every of those vegetation are as follows:  In the potato, the dimensions of the tuber could be very small and the yield of the crop is low. The leaves of the plant have a stupid look and are frequently blue-inexperienced in colour with chlorosis among the veins. The leaves will even expand small darkish brown spots on the bottom and a brown look at the top. In brassicas, the leaves are blue-inexperienced and might have a low diploma of intervening chlorosis.