Buscar
Mostrando ítems 1-4 de 4
Handbook
Nitrogen use efficiency and optimization of nitrogen fertilization in conservation agriculture
(CIMMYT, 2014)
The world population increases and diets change to include more meat. Since livestock mostly have a cerealbased diet, this means global cereal yields have to double by 2050 to meet the demands of the increasing population ...
Book
The normalized difference vegetation index (NDVI) Greenseeker(TM) handheld sensor: toward the integrated evaluation of crop management part A: concepts and case studies
(CIMMYT, 2010)
Reflectance is the ratio of energy that is reflected from an object to the energy incident on the object. Spectral reflectance of a crop differs considerably in the near infrared region (λ = 700-1300 nm) and in the visible ...
Handbook
Article
Evaluation of three field-based methods for quantifying soil carbon
(Public Library of Science, 2013)
Three advanced technologies to measure soil carbon (C) density (g C m−2) are deployed in the field and the results compared against those obtained by the dry combustion (DC) method. The advanced methods are: a) Laser ...