Mary Allen
Nhanganyaya: Imbwa dzemvura dzeSaint John
Imbwa dzemvura dzeSaint John, dzinozivikanwawo sembwa yeNewfoundland, dzakarererwa muNewfoundland, Canada sembwa dzinoshandira vabati vehove. Vanozivikanwa nokuda kwesimba ravo, njere, uye kuvimbika. Nhasi, imbwa dzemvura dzeSaint John imbwa dzemhuri dzakakurumbira, uye dzinoshandiswawo kutsvaga nekununura, kurapwa, uye sembwa dzebasa.
Kunzwisisa saizi yemarara
Kukura kwemarara (Litter size) zvinoreva huwandu hwevana vevana vanozvarwa mumarara. Izvi zvinogona kusiyana zvakanyanya zvichienderana nerudzi, pamwe nezvimwe zvinhu zvakaita sezera uye hutano hwaamai imbwa. Kunzwisisa saizi yemarara kwakakosha kuvapfuri, sezvo ichigona kukanganisa huwandu hwevana varipo kutengeswa uye zvakare inogona kukanganisa hutano hwaamai imbwa nevana vavo.
Zvinhu zvinokonzera kukura kwemarara
Pane zvinhu zvakati kuti zvinogona kukanganisa kukura kwemarara mumbwa. Izvi zvinosanganisira genetics, zera raamai imbwa, chimiro chekudya, uye hutano hwese. Vapfuri vanogonawo kupesvedzera saizi yemarara kuburikidza nekunyatsosarudzwa kwezviviri zvekuberekesa uye nekupa tarisiro yakakodzera uye kudya kunovaka muviri panguva yekuzvitakura.
Historical litter saizi yembwa dzemvura dzeSaint John
Nhoroondo, imbwa dzemvura dzeSaint John dzaizivikanwa nekuburitsa marita makuru emapupi. Kare, marata anosvika gumi neshanu akanga asingashamisiri. Izvi zvingangove zvakakonzerwa nenhoroondo yerudzi urwu sembwa dzinoshanda, uko marata akakura angadai akabatsira pakubatsira mabasa akadai sekukweva mambure ekuredzesa.
Ikozvino avhareji yehukuru hwembwa dzemvura dzeSaint John
Nhasi, avhareji saizi yembwa dzemvura dzeSaint John dzakapoteredza 6-8 puppies. Izvi zvichiri kutorwa sehukuru hwakakura hwemarara zvichienzaniswa nemamwe marudzi. Nekudaro, saizi chaiyo yemarara inogona kusiyanisa zvakanyanya zvichienderana nezvinhu zvakaita sezera uye hutano hwaamai imbwa.
Musiyano pakukura kwemarara pakati pevarume
Imbwa dzechikadzi dzinowanzobudisa marata makuru kupfuura imbwa rume. Izvi zvinokonzerwa nekuti vakadzi vane mazai akawanda kupfuura varume vane urume. Pamusoro pezvo, imbwa dzechikadzi dzine turakiti rakakura rekubereka, iro rinogona kugarisa marita akakura.
Impact yezera pakukura kwemarara
Zera rinogona kukanganisa saizi yemarara mumbwa. Muzhinji, imbwa diki dzinowanzogadzira marita madiki, nepo imbwa dzechikuru dzinogona kunge dziine marata makuru. Zvisinei, pane muganhu wekuti mangani emarita imbwa inogona kubudisa zvakachengeteka, uye vapfuri vanofanira kungwarira kuti vasaberekesa imbwa dzavo.
Zvokudya zvinovaka muviri zvinokanganisa saizi yemarara
Kudya kwakakodzera kwakakosha pakuchengetedza nhumbu ine hutano uye kubereka vana vane hutano. Kushaikwa kwezvokudya zvinovaka muviri kunogona kutungamirira kumarara maduku kana kunyange kubvisa pamuviri. Vafudzi vanofanira kupa imbwa dzavo kudya kwakadzikama kunokodzera nhanho yavo yekuzvitakura.
Zvikonzero zvekurapa zvehukuru hudiki hwemarara
Pane zvikonzero zvekurapa zvakati kuti nei imbwa ingagadzira marara madiki. Izvi zvinogona kusanganisira kutapukira, kusaenzana kwehomoni, kana kusaenzana kwechimiro muchikamu chekubereka. Vafudzi vanofanira kushanda pamwe chete nachiremba wavo wemhuka kuti vaone uye vagadzirise chero nyaya dzekurapa dzinogona kunge dziri kukanganisa saizi yemarara.
Kuberekesa maitirwo emarita makuru
Vapfuri vanogona kutora matanho ekuwedzera mukana wemarita akakura, sekunyatsosarudza mapeya ekuberekesa uye kupa chikafu chakakodzera uye kutarisirwa panguva yekuzvitakura. Nekudaro, zvakakosha kuti uzive kuti pane muganho wekuti vangani vana imbwa mai imbwa vanogona kutakura zvakachengeteka uye kubereka.
Mhedziso: Kukosha kwekukura kwemarara mukuberekesa
Kunzwisisa saizi yemarara kwakakosha kune vanopfuya, sezvo inogona kukanganisa hutano hwemai imbwa nevana vayo, pamwe nenhamba yevana varipo kutengeswa. Vapfuri vanofanira kunyatsotarisa zvinhu zvakaita sezera, kudya kunovaka muviri, uye genetics pakusarudza mapoka ekuberekesa uye vanofanira kushanda pamwe chete nachiremba wavo wemhuka kuti vave nechokwadi chehutano nekugara kwembwa dzavo.
Mareferenzi uye kuverenga zvakare
- "Newfoundland (Imbwa)." American Kennel Club, www.akc.org/dog-breeds/newfoundland/.
- "Kubereka muBitch." Merck Veterinary Manual, www.merckvetmanual.com/dog-owners/reproductive-disorders-of-dogs/reproduction-in-the-bitch.
- "Basa reKudya muCanine Reproduction." Royal Canin, 2017, www.royalcanin.com.au/about-us/canine-health-nutrition/the-role-of-nutrition-in-canine-reproduction.