The aim of the article is to develop theoretical, methodological, and practical aspects of the scientifically based choosing of irrigated lands for cultivation of agricultural crops with consideration for the soil suitability classification.The theoretical and methodological basis of the study is the fundamental principles of land economics, the ge
Biological bone screws play an important role in fixing fractures and bone defects.The machining of helical grooves on xenogenic materials is a key part of fabricating biological bone screws.The Built In Microwave fabrication of helical grooves on bovine bone using micro-abrasive air jets was investigated in this paper.The helical groove shapes wer
Abstract In the Copper Age, slate engraved plaques were produced massively in the southwestern corner of the Iberian Peninsula.Researchers have speculated about the function of these palm-sized stone objects for more than a century, although most have favored the idea that they represented goddesses, and served ritual purposes.The plaques are engra