|
|
|
|
|
Hui Shao, Yuxin Miao, Fabián G. Fernández, Newell R. Kitchen, Curtis J. Ransom, James J. Camberato, Paul R. Carter, Richard B. Ferguson, David W. Franzen, Carrie A. M. Laboski, Emerson D. Nafziger, John E. Sawyer and John F. Shanahan
Plant N concentration (PNC) has been commonly used to guide farmers in assessing maize (Zea mays L.) N status and making in-season N fertilization decisions. However, PNC varies based on the development stage. Therefore, a relationship between biomass an...
ver más
|
|
|
|
|
|
|
|
|
Johannes Schuster, Ludwig Hagn, Martin Mittermayer, Franz-Xaver Maidl and Kurt-Jürgen Hülsbergen
Satellite and sensor-based systems of site-specific fertilization have been developed almost exclusively in conventional farming. Agronomic and ecological advantages can also be expected from these digital methods in organic farming. However, it has not ...
ver más
|
|
|
|
|
|
|
|
|
Martin ten Huf and Hans-Werner Olfs
Easy and inexpensive methods for measuring ammonia emissions in multi-plot field trials allow the comparison of several treatments with liquid manure application. One approach that might be suitable under these conditions is the dynamic tube method (DTM)...
ver más
|
|
|
|
|
|
|
|
|
Hugo Moreno, José Bengochea-Guevara, Angela Ribeiro and Dionisio Andújar
In the field of computer vision, 3D reconstruction of crops plays a crucially important role in agriculture. On-ground assessment of geometrical features of vineyards is of vital importance to generate valuable information that enables producers to take ...
ver más
|
|
|
|
|
|
|
|
|
Lenwood W. Hall, Jr. and Ronald D. Anderson
The objectives of this study were to: (1) summarize Simultaneously Extracted Metal (SEM) copper sediment concentrations based on a historic review from 54 study areas in 16 different countries with different land use activities and (2) compare SEM copper...
ver más
|
|
|
|