بررسی مرفولوژی و بیولوژی مگس پیاز درکرج hylemyia antique meig. syns: delia antique meig chorthophila antique meig

بررسی مرفولوژی و بیولوژی مگس پیاز درکرج Hylemyia antique Meig. Syns: Delia antique Meig chorthophila antique Meig

این مگس در اکثر مزارع پیاز کاری کشور ما وجود دارد و درسالهایی که بارندگی بهاره شدید است و به کرتها کود دامی داده شده 80 تا 90 درصد محصو ل را از بین می برد. حشره کامل بطول 6 تا 7 میلی متر به رنگ خاکستری متمایل به زرد و پوشیده از مو می باشد. کتوتاکسی سر‘ قفس سینه و ضمائم آن و شکم نیز مطالعه شده است. درشرایط آب وهوایی کرج حشرات کامل نسل بهاره از اواسط اردیبهشت ماه تدریجا ظاهر می شوند . روی قسمتها...

Antique Team

In this document, we use the Abstract Interpretation framework to analyze concurrent programs using Thread-Modular Analysis. We designed a relational abstraction of interferences in order to infer more properties and go beyond the state of the art. We implemented a basic analyzer, studying the numerical properties of a simple language. We present the results obtained, as well as a study of the ...

Antique medical instruments

Digital Restoration for Antique Documents

Different advantages stem from the digital restoration of documents of high cultural value. In this paper different techniques to digital restoration of antique documents are reported. In particular, we address the problem of virtual restoration of photographic prints. We propose a classification of defects related to their origin presenting also some non linear techniques able to restore the m...

Les maladies dans l'art antique

Considering its richness, Greek and Roman art remains distinctly under-utilized in medical-historical studies of the period. It poses, of course, substantial methodological problems, as Grmek and Gourevitch outline in the introductory sections of their welcome overview of the pathological side of this subject. There is a realist strand in ancient art (particularly marked in the Roman era, with ...

Retrieving Content Directly from Antique Book Images

The digitization and utilization of antique books are of significance. WWW lays a foundation for the dissemination of images, but more comprehensive mechanisms, such as content-based retrieval, are necessary to reduce information overload. It is well known that the content retrieval of a Chinese antique book directly from its bitmap is very hard due to intrinsic handwritten nature. In this pape...