Badania cytologiczne nad trzema gatunkami rodzaju Carduus L. [Cytological studies in three species of Carduus L.]
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چکیده
منابع مشابه
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. ...
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19 The negative correlation between dispersal and establishment appears to be well documented 20 in the plant literature; smaller seeds tend to disperse better but germinate less well, and 21 produce smaller seedlings. However, because dispersal capacity is often quantified using 22 proxies, such as the settling velocity of wind-dispersed seeds, little is known about the exact 23 shape of this ...
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جنس Carduus L. یکی از جنسهای متعلق به تیره گل آفتابگردان (Asteraceae) است که حدود 90 گونه از آن در دنیا پراکنش دارد؛ اروپا، آسیا و آفریقا سه مرکز اصلی تنوع زیستی آن هستند؛ 8 گونه از این جنس در ایران میروید و یک گونه از این جنس بومزاد ایران است. پژوهش حاضر با هدف بررسی روابط بین گونههای این جنس در ایران، به ارزیابی 45 صفت کمّی و کیفی از بخشهای رویشی و زایشی از 37 واحد جمعیتی 8 گونه جنس Cardu...
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ژورنال
عنوان ژورنال: Acta Societatis Botanicorum Poloniae
سال: 2017
ISSN: 2083-9480
DOI: 10.5586/asbp.1956.032