Project supported by the National Natural Science Foundation of China (Nos. 40701007 and 40571066);the Postdoctoral Science Foundation of China (No. 20060401048)
One approach to apply precision agriculture to optimize crop production and environmental quality is identifying management zones. In this paper,the variables of soil electrical conductivity (EC) data,cotton yield dat...
We thank the financial support from the National Natural Science Foundation of China(40701007,40571066);the Postdoctoral Science Foundation of China(20060401048).
The acquisition of precise soil data representative of the entire survey area, is a critical issue for many treatments such as irrigation or fertilization in precision agriculture. The aim of this study was to investi...
the National Natural Science Foundation of China (40571066, 40001008);the Postdoctoral Science Foundation of China (20060401048); the Key Program of Science and Technology Bureau of Zhejiang Province, China 030523).
The spatial estimation for soil properties was improved and sampling intensities also decreased in terms of incorporated auxiliary data. In this study, kriging and two interpolation methods were proven well to estimat...
Project supported by the National Natural Science Foundation of China (Nos. 40001008 and 40571066);German Federal Ministry of Education and Research (BMBF) (No. AZ39742);the Postdoctoral Science Foundation o China (No. 20060401048).
A coastal saline field of 10.5 ha was selected as the study site and 122 bulk electrical conductivity (ECb) measurements were performed thrice in situ in the topsoil (0-20 cm) across the field using a hand held device...