Indian Black Robin(Copsychus fulicata leucoptera)(Lesson,1840)is one of the territorial birds often found in all climatic zones in Sri Lanka.Territory size of this birds species is vary according to the breeding seaso...Indian Black Robin(Copsychus fulicata leucoptera)(Lesson,1840)is one of the territorial birds often found in all climatic zones in Sri Lanka.Territory size of this birds species is vary according to the breeding season and habitats that they occupy.The present study was carried out to understand the breeding ecology and territorial behavior of Indian Black robin both in breeding and non-breeding periods.The study was carried out at the Mihintale sanctuary and the Faculty premises of Rajarata university of Sri Lanka.Eleven breeding pairs of Black robins were observed to collect using scan and focal animal sampling methods from 2014 to 2017.Territory mapping was done using ArcGIS 10.3 and%behavioral act was calculated using Microsoft excel.Two breeding seasons were identified during March to September.The average nest building period was13.25±0.96 days.Total of 10 nests were recorded,seven were successful nests but chicks were observed from only three of them while in other four of them were damaged due to several reasons.Three nests were abandon by the female bird with eggs which may considered as pseudo nests.The eggs were whitish in colour with small brownish blotches.The clutch size ranged from 2-4.The average incubation period was 11±3.4 days.The identified foraging sites are nearby roads,human settlements and live foliage.Fifteen territories were recorded during the study period in the open land areas,sparse grasslands or scrublands.The territory sizes of non-breeding season ranged from 617 to 5504 m^(2)while territories of breeding season ranged from 1335 to 8736 m^(2).展开更多
In 1982,the State Council announced a list of historic cities in China,aiming to set up a conservation measure to conserve the cultural heritages from the perspective of a city.The historic city is a concept in relati...In 1982,the State Council announced a list of historic cities in China,aiming to set up a conservation measure to conserve the cultural heritages from the perspective of a city.The historic city is a concept in relation to urban administrative governance.Its conservation scope and specific contents should be defined in conservation planning.Since the conservation planning of historic city is a part of the city master planning,its planning area should be the same as that in the master planning,with focus on the central urban area.The conservation planning of a historic city should define its objects in view of the interconnection between city history and culture and thus specify its conservation scope and contents accordingly.展开更多
文摘Indian Black Robin(Copsychus fulicata leucoptera)(Lesson,1840)is one of the territorial birds often found in all climatic zones in Sri Lanka.Territory size of this birds species is vary according to the breeding season and habitats that they occupy.The present study was carried out to understand the breeding ecology and territorial behavior of Indian Black robin both in breeding and non-breeding periods.The study was carried out at the Mihintale sanctuary and the Faculty premises of Rajarata university of Sri Lanka.Eleven breeding pairs of Black robins were observed to collect using scan and focal animal sampling methods from 2014 to 2017.Territory mapping was done using ArcGIS 10.3 and%behavioral act was calculated using Microsoft excel.Two breeding seasons were identified during March to September.The average nest building period was13.25±0.96 days.Total of 10 nests were recorded,seven were successful nests but chicks were observed from only three of them while in other four of them were damaged due to several reasons.Three nests were abandon by the female bird with eggs which may considered as pseudo nests.The eggs were whitish in colour with small brownish blotches.The clutch size ranged from 2-4.The average incubation period was 11±3.4 days.The identified foraging sites are nearby roads,human settlements and live foliage.Fifteen territories were recorded during the study period in the open land areas,sparse grasslands or scrublands.The territory sizes of non-breeding season ranged from 617 to 5504 m^(2)while territories of breeding season ranged from 1335 to 8736 m^(2).
文摘In 1982,the State Council announced a list of historic cities in China,aiming to set up a conservation measure to conserve the cultural heritages from the perspective of a city.The historic city is a concept in relation to urban administrative governance.Its conservation scope and specific contents should be defined in conservation planning.Since the conservation planning of historic city is a part of the city master planning,its planning area should be the same as that in the master planning,with focus on the central urban area.The conservation planning of a historic city should define its objects in view of the interconnection between city history and culture and thus specify its conservation scope and contents accordingly.