Contenuto proteico del grano e variabili agronomiche: un'analisi statistica

Daniela Giovanna Calò, Fabiana Scotto & Stefano Ravaglia
In this paper the effect of agronomic factors, and that of their interactions, on wheat protein percentage has been studied. The analysis is based on the data collected on the wheat cultivation of Bologna and Modena provinces in the year 1999-2000 and considers the main agronomic variables. Interesting conclusions about interactions of climatic, soil and cultivation aspects have been drawn by employing the method of nonparametric regression known as regression trees. In particular, the importance...