With the advances in electronic and information technologies, various sensing systems have
been developed for specialty crop production around the world. Accurate information …

The basic objectives of site-specific management of agricultural inputs are to increase
profitability of crop production, improve product quality, and protect the environment …

Soil samples were collected on a 0.4 ha (1.0 ac) grid from two agricultural fields in
northeastern Mississippi. The samples were measured for soil nutrient composition, soil …

Agricultural automation is the core technology for computer-aided agricultural production
management and implementation. An integration of equipment, infotronics, and precision …

Soil fertility attributes have different scales and forms of spatial and temporal variations in
agricultural fields. Adequate spatiotemporal characterization of these attributes is …

An on-the-go optical soil sensor with 660nm red and 940nm near-infrared wavelengths with
an electrical conductivity (EC) sensing unit were tested to estimate soil organic matter (SOM) …

This study was conducted to develop fundamental relationships between soil properties
from three representativeFlorida soil orders and their spectral characteristics. The ultimate …

This research was conducted to develop an inexpensive on-the-go optical sensor for soil
organic matter (OM) sensing. Diffuse reflectance for 86 soil samples from Kansas and Illinois …

This paper aims at exploring the potential of visible and near infrared (vis-NIR) spectroscopy
for on-line measurement of soil pH, with the intention to produce variable rate lime …

Laboratory based near infrared spectroscopy (NIRS) has demonstrated good
predictivecapability for many important soil constituents. Less is known about the feasibility …