Figure 1. The study area covering the selected climatic stations in Northern Nigeria

From

An Assessment of the Changing Climate in Northern Nigeria Using Cokriging

U. Usman, S. A. Yelwa, S.U. Gulumbe, A. Danbaba

American Journal of Applied Mathematics and Statistics. 2013, 1(5), 90-98 doi:10.12691/ajams-1-5-3