نتایج جستجو برای: ecological requirements

تعداد نتایج: 301980  

2016
Chengqi Zhang Yu Li

Verification of restoration policies that have been implemented is of significance to simultaneously reduce global environmental risks while also meeting economic development goals. This paper proposed a novel method according to the idea of multiple time scales to verify ecological restoration policies in the Shiyang River drainage basin, arid China. We integrated modern pollen transport chara...

ژورنال: مرتع 2022
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Knowledge of medicinal plants and by-products and economic evaluation of their exploitation is one of the basic requirements in order to prepare a vision document for the exploitation of rangeland by-products. In this regard, the present study was conducted with the aim of ecological assessment and estimating the economic indicators of the use of medicinal plants in the montion rangeland of Kho...

Natural antioxidants have an important role against damage by ROS. This research had been carried out about ecological characters, phytochemical and antioxidant activity of Capparis spinosa L. in Semnan and Golestan province. So in much field observation, different parts of C.spinosa were collected from two natural habitats in Golestan (200 m) and Semnan province (2100 m) during August to Septe...

Requirements engineering (RE) is often seen as an essential facet in software development. It is a vital process before each project starts. In the context of systems engineering, an understanding and application of systems theory and practice is also relevant to RE. The contexts in which RE takes place habitually involve human activities. Therefore, RE needs to be sensitive to how people perce...

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Pikeperch (Sander lucioperca) is a species with high nutritional, ecological and commercial values which is endemic in Iran, but its natural stocks are endangered during recent years. Therefore, Iranian Fisheries Organization as the main responsible organization for preservation of aquatic natural stocks of the country planned to stock rehabilitation of this species since 1989. This program had...

2011
KATARZYNA ZIELIŃSKA JANINA JAKUBOWSKA-GABARA JEREMI KOŁODZIEJEK

The aim of the study was to present “Herbarium” computer database. The basic goal of construction of the database was gathering and analysing of archival and contemporary floristic data referring to the area of Central Poland. Registered information considers the stands and characteristic biological and ecological traits of particular taxa. Life forms, indices of ecological requirements, the ph...

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