In this study a mathematical models were developed to simulate draft force for three types of
plows (moldboard, chisel and disk plow). The study was carried out in the experimental field …

The slippage is an essential criterion for evaluating the fuel consumption and the field
performance of tractor. The objective of this research was to develop mathematical models …

The experiments were conducted on farm of the Agriculture College, University of Basrah, in
a silty clay soil with moisture content of 16%. The tractor used in this research was (CASE …

A survey was carried out in the field of the Faculty of Agriculture, Basra University. The
mechanical field try was done by isolating the field's property as indicated by the …

Wheat is considered as one of the most important products in Iran. Concerning high
cultivation area of wheat in Khuzestan, an instrument is required to process stored data in …

The field experiment was conducted in the College of Agriculture-University of Basra in
Karma Ali located in the south of Basra city. The soil was of a clay-silty texture. The study …

The aim of this study is to develop and predict models of tractive efficiency using the artificial
neural network and stepwise approach. The tractive efficiency of tractor (CASE JX75T) was …

Canola production increased significantly in Iran due to its high yield in recent years.
Khuzestan province is the main centre of canola production in Iran. This paper presents a …

Abstract Development of models for prediction draft requirements of disk plough contribute
in improving their performance in the field. In this study, a mathematical models was …