Nau'o'i (Avian):Swan geese (Anser cygnoides)
Jarida:Hannun nesa
Takaitawa:
Mazauna suna ba da wuri mai mahimmanci ga tsuntsaye masu ƙaura don tsira da haifuwa. Gano yuwuwar matsuguni a cikin matakan zagayowar shekara-shekara da abubuwan da ke tasiri su yana da mahimmanci don kiyayewa a kan titin jirgin sama. A cikin wannan binciken, mun sami tauraron dan adam bin diddigin swan geese takwas (Anser cygnoides) lokacin hunturu a tafkin Poyang (28°57′4.2″, 116°21′53.36″) daga 2019 zuwa 2020. Ta amfani da mafi girman samfurin rarraba nau'in Entropy, mun bincika. yuwuwar rarraba wuraren zama na swan geese yayin zagayowar ƙaura. Mun yi nazarin gudunmawar dangi na abubuwan muhalli daban-daban don dacewa da muhalli da matsayin kiyayewa ga kowane mazaunin da ke kan hanyar tashi. Sakamakonmu ya nuna cewa wuraren hunturu na farko na swan geese suna tsakiyar tsakiyar kogin Yangtze. An rarraba wuraren tsagaita wuta, galibi a cikin Bohai Rim, tsakiyar tsakiyar kogin Yellow, da Plain Arewa maso Gabas, kuma sun mika zuwa yamma zuwa Mongoliya ta ciki da Mongoliya. Filayen kiwo sun fi yawa a Mongoliya ta ciki da kuma gabashin Mongoliya, yayin da wasu ke warwatse a tsakiya da yammacin Mongoliya. Adadin gudummawar manyan abubuwan muhalli sun bambanta a wuraren kiwo, wuraren tsayawa, da wuraren damina. Tudu, tsayi, da zafin jiki sun rinjayi filayen kiwo. gangara, fihirisar sawun ɗan adam, da zafin jiki sune manyan abubuwan da suka shafi wuraren tsayawa. An ƙaddara filayen lokacin hunturu ta hanyar amfani da ƙasa, tsayi, da hazo. Matsayin kiyayewa na wuraren zama shine 9.6% don filayen kiwo, 9.2% don wuraren hunturu, da 5.3% don wuraren tsayawa. Sakamakon bincikenmu ya ba da ƙima mai mahimmanci na kasa da kasa game da yuwuwar kariyar wuraren zama ga nau'in geese akan Titin Fly na Gabashin Asiya.
ANA BUGA A NAN:
doi.org/10.3390/rs14081899
