In the context of climate change and excessive anthropogenic pressure, the adverse effects of pests in agrocenoses are increasing, leading to considerable losses of crop production and economic damages.During the growing season, it is necessary to conduct phytosanitary monitoring to identify and control the number, spread, and intensity of pests, f
Given a five dimensional space endowed with a Cartan distribution, the abnormal geodesics form another five dimensional space with a cone structure.Then it is shown in (15), that, if the cone structure is regarded as a control system, then the space of abnormal geodesics of Vêtement the cone structure is naturally identified with the original spac
Evening gown Aiming at the phenomenon of abnormal noise about a type of electric locomotive cab, the vibration and noise of related parts were tested.The wheel vibration characteristics, carbody vibration transmission performance, cab structure mode and cavity mode were analyzed, and the possible causes of abnormal noise were obtained, which was po
A study was conducted to standardize packaging technology for export of jasmine flowers.Experiments were laid out in FCRD in three replications, with 12 chemical treatments, and packing with unit packing boxes and thermocol boxes under gel-ice cold condition.Effects of various chemical treatments and their interaction with packaging were Wired Micr