Nitrogen use efficiency of soil and foliar application of 15 N labelled urea with or without inoculation and micro nutrients by groundnut (Arachis hypogaea L) in a semi-arid environment · Peerford
Article · 1996
Nitrogen use efficiency of soil and foliar application of 15 N labelled urea with or without inoculation and micro nutrients by groundnut (Arachis hypogaea L) in a semi-arid environment