The Early Cretaceous is a critical interval in the early history of birds. Exceptional fossils indicate that important evolutionary novelties such as a pygostyle and a keeled sternum had already arisen in Early Cretaceous taxa, bridging much of the morphological gap between Archaeopteryx and crown birds. However, detailed features of basal bird evolution remain obscure because of both the small...

The rice water weevil, Lissorhoptrus oryzophilus, is the most destructive insect pest of rice in the United States. Early planting of rice to avoid damaging infestations of the rice water weevil has long been suggested as a management tactic. A five-year study was conducted to characterize the influence of rice planting date on rice water weevil management in light of recent trends toward earli...

This study was carried out to determine the effect of different sowing dates and seeding rate on seed yield, oil protein contents in two rapeseed cultivars field experiment application Aydin Adnan Menderes University Faculty Agriculture during 2014/2015 2015/2016. The split-split-plot design with 4 replications. dates, rates were arranged main, sub sub-sub plots, respectively. conducted applyin...