Nutrient defieciency is defined as lack of nutrient. There are basically 16 elements needed by the plants. They are N,P,K, Ca, Mg,Fe, Mg,Mn,Cu ,Bo etc. Of those N is very important . There are needed by the plants for growth and metabolism.
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The Pitaya is more commonly referred to as the dragon fruit. It is an extremely beautiful fruit that has dazzling flowers and an intense shape and color. The dragon fruit is usually a dark red color, although some types of this fruit are pink...