Open AccessCalibration of Nitrogen Fertilizer for Quality Protein Maize (Zea mays L.) Based on In-Season Estimated Yield using a Handheld NDVI Sensor in the Central Rift Valley of Ethiopia
Author(s) -
Addis Tadesse,
Hae Koo Kim,
Adugna Debela
Publication year - 2015
Publication title -
asia pacific journal of energy and environment
Language(s) - English
Resource type - Journals
eISSN - 2312-282X
pISSN - 2312-2005
DOI - 10.18034/apjee.v2i2.495
Subject(s) - zea mays , calibration , yield (engineering) , agronomy , fertilizer , environmental science , nitrogen , grain yield , normalized difference vegetation index , mathematics , chemistry , biology , materials science , metallurgy , statistics , organic chemistry , leaf area index