با توجه به رشد بالای جمعیت در جهان و نیاز اطمینان از امنیت غذایی، افزایش تولید واحد سطح محصولات زراعی به‌منزلة راهبردی اساسی حل مسئلة تأمین غذا به‌شمار می‌رود. سوی دیگر، وجود محدودیت زیرکشت پایین‌بودن میانگین عملکرد برخی کشاورزی مانند گندم کشور، محصول می‌تواند راهکاری عملی پاسخ کشور محسوب شود. یکی مهم‌ترین بیماری‌های فوزاریوم است که، نقش پیش‌بینی این بیماری جلوگیری کاهش بهره‌وری محصول، مدل‌هایی...

This paper presents the results of an investigation of ten mountains undertaken in 1983 in Lauca and Isluga National Parks in northern Chile. Archaeological sites were surveyed on five of the summits and ethnographic information was collected in villages located near them. An Inca figurine, made out of mullu shell (spondylus) was discovered on the surface at one of the sites. The survey helps e...

Two new species of the previously monotypic genus Platypona DeLong, 1982 from Peru are described and illustrated: P. furcata sp. nov. (Cusco Department) and P. inca sp. nov. (Pasco Department). These two species can be distinguished from each other, as well as from the type-species, P. sinverda DeLong, 1982, mainly by features of the style and aedeagus. A key to the three known species of Platy...

FIG. 2. Circuit. The plate supplies of the two tubes are not shown. These come from a single power pack utilizing an Inca C-65 transformer, a 5Y3 tube, two 12 henry chokes, two 4 microfarad condensers, and a 50,000 ohm resistor from which the 250-volt line is taken. The transformer heats the rectifier filament and supplies the heaters of 885 and 6L6 using a separate secondary and resistances of...

Dede Korkut hikâyeleri, Oğuz Türklerinin mücadelelerini ve kahramanlıklarını anlatan destansı halk hikâyeleridir. Çeşitli vesilelerle Orta Asya, Balkanlar Anadolu’ya taşınarak yüzyıllarca dilden dile aktarılarak hikâyeleşen bu destanlara Türkiye Türkçesi ağızlarında çeşitli biçimleriyle rastlanmaktadır. Anadolu’nun pek çok yöresinde varyantı tespit edilen anlatılardan biri de Bamsı Beyrek hikây...