The present study applied a numerical model to investigate various configurations of the perched beach including submergence ratio of the breakwater, groin with/without gap, the gap width/location and emerged/submerged groin....

This work was carried out to investigate the allelopathic effect of purslane, oats, nutsedge, alfalfa, sunflower, onion, and garlic against some summer (maize, grain sorghum, broom corn, sunflower, soybean, alfalfa, jew\"s mallow) and winter (wheat, faba bean, garlic, onion) crops on seedling growth parameters by leachate, decayed plants, previous p...