92-100

• Σαπουντζής, Κώστας

In this work a method is proposed for the estimation of water needs during the cultivation of a crop. The method is based on renewal theory considerations, and its application is examined on the irrigation of spring potatoes using soil water negative pressure measurements.

• Computer and information sciences
• Mathematics

• Statistics

Περιέχει πίνακα και βιβλιογραφία, The author would like to thank Dr. A. Aggelidis, Director of the Soil institute of Athens, for his providing him with information, concerning the cultivation of potatoes and the conduct of his experiment, which is described in the reference Aggelidis, S.M. et al.