two meanings regarding the principality of existence (isālat al-wujūd) can be inferred from the works and words of mulla sadra. one meaning is the objectivity of existence and essence on which many issues of transcendental philosophy are based. this meaning has deep philosophical consequences and implications. it seems that this meaning causes certain problems which make its acceptance tricky. ...

Growing concerns for food security and alleviation of hunger necessitate knowledge-based crop management technologies sustainable production. In this study 13 winter bread wheat genotypes (old, relatively old, modern, breeding lines) were evaluated under three different tillage systems, i.e., conventional (CT; full with residue removed), reduced (RT; chisel retained) no-tillage (NT; retained on...