Review on: The Effect NPS Fertilizer Rate on Phenology, Growth and Yield Parameters of Food Barley (<i>Hordeum vulgare</i> L.)

Barley is one of the popular crops cultivated since ancient time in world. main cereal produced World and it most among cereals has played a significant role development agriculture It commonly used for food, animal feed beverage value. The important factors that reduce yield barley poor soil fertility, blanket recommendation fertilizers, acidity (low pH), diseases insects, crop management practices. objective this paper to review effect NPS fertilizer rates on food components. Balanced fertilization key sustainable production maintenance health. depending upon combined many factors. Among these factors, productivity declining from because lack application input like recommended amount fertilizers Based rate phenology, growth parameters barley. both economic environmental consideration. shows growth, components influence phonological, vegetative related parameters. Days 50%heading, days 90% maturity, spike length number tiller per plant were significantly affected by rate. Then we should or need focus micro nutrients are considered useless farmers as well researchers those deficiency today clinical symptoms at human beings especially children infant women. Fertilizer suppliers cooperative unions pay attention supply blended type instead supplying single elements, fact government recognized give due increase Barley.