i have query need some basic tutorial for matlab begninner to know which file formats accept and what are tools forcasting prediction if you want to do prediction of agriculture using climatic data.
MS Excel is quite useful for editing such data and you may use ".xls" file format as MATLAB input.
Also you may use MATLAB's ANN Toolbox for you estimation study. You may find some related examples and guidelines on internet about how to use ANN toolbox.