Carduus Puechii (C. Nutans×Spiniger), Hybride Nouveau, Découvert Dans L'Aveyron

نویسندگان

چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Hiérarchies de généralisation dans les bases de données relationnelles : une approche hybride de rétro-conception

This paper proposes to combine a heuristic technique and an algorithmic one to provide a method to reverse engineer the generalization/specialization links hidden in a relational database. The heuristic phase combines the exploration of three sources: DDL specifications, DML specifications and data to provide information, such as inclusion links and existence constraints. This information is th...

متن کامل

Spatial dynamics of invasive Carduus thistles

Managing invasive species is inherently a spatial problem, even though the application of management is local. For efficient management of invasive species, we must therefore understand their spatial population dynamics. Once key demographic and dispersal rates are studied in detail, spatial population models can be constructed and utilized to evaluate the impact of various management options. ...

متن کامل

FATTY ACID COMPOSITION OF Carduus nutans SEEDS

Carduus nutans L. is a biennial plant which is belonging to Asteraceae family known as musk or nodding thistle commonly. Carduus species includes different active ingredients like essential oil, resin, tannin, fatty oil, starch, flavonolignans, polyacetylenes. Importance of phytochemistry and chemical ecology researches increase gradually. The fat extraction was carried out by Soxhlet method wi...

متن کامل

du nouveau roman à l’écriture filmique d’alain-robbe grillet dans la jalousie

cet article se propose comme postulat de recherche d’étudier les effets et les impacts du cinéma qui sont repérables sur le mode d’écriture du nouveau roman et surtout celui d’alain robbe-grillet et les procédés filmiques ayant laissé des traces sur l’écriture de ce dernier, en particulier sur la jalousie. alors, relever les imitations, disons conscientes, qu’on peut retrouver à travers le styl...

متن کامل

Recommandation personnalisée des ressources dans une communauté de pratique de e-learning. Une approche à base de filtrage hybride

We present in this paper a personalized recommendation approach of learning resources within a Community of Practice of E-learning (CoPE). Our approach is based on the objectives and needs of members as well as their feedback on the existing learning resources. The suggested list of resources is obtained using a set of recommendation strategies using the content-based filtering and collaborativ...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Bulletin de la Société Botanique de France

سال: 1902

ISSN: 0037-8941

DOI: 10.1080/00378941.1902.10830949