Savannas da Woodlands na Eurasia, Afirka, Arewa da kuma Kudancin Amirka

Savannas da Woodlands an samu yawanci a subequatorial zones. Wadannan bangarori da ake samu a duka biyu hemispheres. Amma Savannah yankunan za a iya samu a cikin subtropics da yammacin sahara. Wannan zone halin da yawan fasali. A sauyin yanayi a Savannah ko da yaushe seasonally rigar. Akwai bayyana canji a lokaci na fari da kuma ruwan sama. Yana da wani yanayi launi kayyade duk halitta tafiyar matakai. Don Woodlands da savannahs ne halayyar ferralitic gona. Ciyayi rare wadannan zones, tare da raba kungiyoyin na itatuwa.

sauyin yanayi Savannah

Savannah da Woodlands ne yanayin siffofin. Da fari dai, a fili yake, rhythmic canji na biyu lokaci na fari da ruwa sosai. Kowace daga cikin yanayi, yawanci yana game da watanni shida. Abu na biyu, ga Savannah halayyar canji na iska taro. Rigar Equatorial zo a cikin farkawa daga wurare masu zafi bushe. A sauyin yanayi da aka ma ta shafa m monsoon iskõki. Sun kawo a kan wani yanayi sosai. Savannah ne kusan ko da yaushe dake tsakanin bushe bangarori na Hamada da kuma gumi Equatorial gandun daji. Saboda haka, wadannan shimfidar aka kullum jin rinjayar biyu zones. Yana da muhimmanci a lura da cewa danshi ne kiyaye dogon isa a cikin wadannan yankuna. Saboda haka, akwai ba girma stacked itace. Amma da mun gwada takaice hunturu lokaci ba ba Savannah juya a cikin hamada.

ƙasa savannas

Domin da savannas da Woodlands halin da predominance na ja da launin ruwan kasa, kazalika da Fusion na baki gona. Suka bambanta da farko low abun ciki na humus taro. Gona da cikakken sansanonin, saboda haka su PH ne kusa da tsaka tsaki. Su ne ba m. A kasa na wasu profiles za a iya samu baƙin ƙarfe concretions. A kan talakawan, da na sama maginin tafki iya aiki ne game da 2 mita. montmorillonite duhu masu launin gona bayyana a cikin ruwan dare na ja-kasa-kasa kasa a wuraren da taimako depressions. Sau da yawa sosai da irin wannan haduwa za a iya samu a cikin tudu Dean a kudancin shi.

Savannah Australia

Savannas da Woodlands na Australia zauna wani babba yankin na ɓangaren duniya. Su sun mayar da hankali a arewacin nahiyar. Sun kuma zauna manyan yankunan a tsibirin New Guinea, kamawa kusan dukan kudancin. Australian Savannah yana da bambance-bambance. Ba a son wani Afirka ta Kudu, ko American. Lokacin damana ta kasarta rufe haske flowering shuke-shuke. An mamaye da buttercup iyali, orchid da Lily. Har ila yau, hatsi sukan samu a wannan yanki.

Domin Australia savannahs ne halayyar woody shuke-shuke. A farko eucalyptus, casuarinas da itacen ƙirya. Su mayar da hankali freestanding kungiyoyin. Casuarinas da ban sha'awa sosai ganye. Su an hada da mutum segments da kuma kama needles. A wannan yankin, kamar yadda akwai kuma ban sha'awa itatuwa da lokacin farin ciki kututturan. A cikinsu, suka tara da zama dole danshi. Saboda wannan halayyar, aka kira su "kwalban itatuwa". A gaban wadannan peculiar shuke-shuke da kuma sa Australia Savannah musamman.

Afirka savanna

Savannas da Woodlands a Afirka daga arewa da kuma daga kudu iyakar a wurare masu zafi da gandun daji. Nature nan ne na musamman. A borderland gandun daji a hankali bakin ciki fitar, su tsarin zama kula poorer. Kuma daga m Woodland savanna tabo bayyana. Irin wannan ciyayi canje-canje faruwa saboda rage daga cikin damina da kuma rani karuwa. Kamar yadda nesa daga Equatorial zone, da fari aka zama ƙara.

Akwai da-kafa ra'ayi cewa irin wannan m yaduwar high-ciyawa savannas, wanda aka maye gurbinsu da gauraye deciduous da Evergreen gandun daji, aka kai tsaye nasaba da ayyukan mutane. Domin quite lokaci mai tsawo ci gaba da kone ciyayi a wadannan yankunan. Saboda haka, akwai makawa bacewar na kusanci da itacen Layer. Wannan ya gudummawar da isowa daga waɗannan ƙasashe manyan garkunan hoofed dabbobi masu shayarwa. A sakamakon haka, dawo da itatuwan ciyayi ya zama kusan ba zai yiwu.

Savannas da Woodlands na Eurasia

A Eurasia savannas ba kowa. An same su ne kawai a kan da yawa daga cikin India. Har ila yau Woodlands za a iya samu a kan ƙasa na Indochina. A wadannan wurare da monsoon sauyin yanayi ne Marinjãyi. A Turai savannahs yafi girma m itacen da na itatuwan dabino. Ganye ne kullum high. Wani lokaci za ka iya samun faci na gandun daji. Savannas da Woodlands na Eurasia bambanta daga Afirka ta Kudu da kuma Amirka. Main dabbobi a wadannan yankuna - shi ne giwaye, damisa, barewa. Akwai kuma wani yawa na jinsuna daban na dabbobi masu rarrafe. Rare gandun daji yankunan wakilta deciduous itatuwa. A lokacin rani da suka zubar da ganye.

Savannas da Woodlands na North America

Savannah yanki a North America ba ta yadda tartsatsi kamar yadda a Australia da kuma nahiyar Afrika. Open sarari Woodlands shagaltar da yafi hatsi herbaceous jinsunan. Tall ciyawa jũyar da kananan, warwatse Ashtarot.

The fi na kowa iri na itace, wanda aka halin savannas da Woodlands na North America - a mimosa da itacen ƙirya. A lokacin rani, da itatuwa zubar da ganye. Ganye bushe. Amma a lokacin da ruwa Savannah Bloom. Daga shekara zuwa shekara yankin Woodlands na karuwa ne. Babban dalilin - da aiki da tattalin arziki aiki. Savannah kafa a kan site na fariyar a gandun daji. A fauna daga wadannan yankunan da yawa poorer fiye da sauran na nahiyar. Ga akwai wasu jinsunan ungulates, pumas, hakori, kuma a manyan yawan macizai da kadangaru.

Savannah South America

Savannas da Woodlands Kudancin Amirka iyaka da Rainforest. Saboda canjin yanayi, wanda ake dangantawa da bayyanar da wani dogon kakar na fari, wadannan yankunan cikin juna. A kan tudu na Brazil a babban ɓangare located savanna. Suna da hankali, yafi a cikin hinterland. Ga za ka iya samun tsiri na gaske m dabino gandun daji.

Savannas da Woodlands ma zauna manyan yankunan a cikin Orinoco Shefela. Su ne a yankunan da Guiana tsaunuka. A Brazil, fiye da hankula savanna da aka sani da "Campos". Ciyayi da aka wakilta, a mafi hatsi jinsunan. Har ila yau, akwai mutane da yawa mambobi ne na iyali Asteraceae, kuma legumes. Itace siffofin wani lokacin gaba daya fakowa ba. A wasu wurare da shi ne har yanzu yiwu ka sadu da m yankunan da kananan mimosa thickets. Amma duk da haka akwai girma treelike cacti, Euphorbia da sauran tsire da kuma xerophytes.

Brazil Caatinga

Savannas da haske gandun daji a arewa maso gabashin Brazil ya gabatar da sparse gandun daji, wadda girma, yafi fari-resistant Bishiyoyi. Wannan yanki ne da ake kira "Caatinga". A kasa ne m-kasa-kasa. Amma mafi ban sha'awa ne itacen sunan. A lokacin rani, da yawa daga cikinsu zubar da ganye, amma akwai wasu jinsunan da cewa kumbura akwati. Yana shuka accumulates Yã isa zama adadin danshi. Irin wannan nau'in hada da, misali milkweed. Bishiyoyi rufe da inabõbi Caatinga da sauran epiphytic shuke-shuke. Samu a wadannan yankunan, da kuma da dama jinsunan dabino. Mafi shahara daga cikinsu - da carnauba kakin zuma. Daga wannan kayan lambu da kakin zuma an samu.