(2016). The effect of the conventional and modified subsoilers on the Moisture content in clay soil during sun flower crop growth stages (Helianthus annus L.). Alustath, 9(3), 38-50.

. "The effect of the conventional and modified subsoilers on the Moisture content in clay soil during sun flower crop growth stages (Helianthus annus L.)". Alustath, 9, 3, 2016, 38-50.

(2016). 'The effect of the conventional and modified subsoilers on the Moisture content in clay soil during sun flower crop growth stages (Helianthus annus L.)', Alustath, 9(3), pp. 38-50.

The effect of the conventional and modified subsoilers on the Moisture content in clay soil during sun flower crop growth stages (Helianthus annus L.). Alustath, 2016; 9(3): 38-50.