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State four reasons why inbreeding is discouraged in pig rearing. Give four pre-disposing factors of foot rot disease in sheep. Name the four compartments of a ruminant stomach in an orderly sequence. State four factors that would determine the effectiveness of an acaricide.

Biology

ScanSolve AI Answer

Haya hapa majibu ya maswali yako:

  1. Sababu nne zinazofanya ufugaji wa ndani (inbreeding) usishauriwe katika ufugaji wa nguruwe ni:

    • Kupungua kwa nguvu na uwezo wa kuzalisha (inbreeding depression).
    • Kuongezeka kwa uwezekano wa magonjwa ya kijeni na kasoro za kuzaliwa.
    • Kupungua kwa uwezo wa kuzaa na idadi ndogo ya watoto.
    • Kupungua kwa kiwango cha ukuaji na uwezo wa kustahimili magonjwa.
  2. Sababu nne zinazochangia ugonjwa wa foot rot kwa kondoo ni:

    • Mazingira yenye unyevunyevu na matope.
    • Kucha ndefu na zisizotunzwa vizuri.
    • Majeraha kwenye kwato yanayosababishwa na mawe au vitu vikali.
    • Kuwepo kwa bakteria kama vile Dichelobacter nodosus kwenye mazingira.
  3. Sehemu nne za tumbo la mnyama mla malisho (ruminant) kwa mpangilio ni:

    • Rumen
    • Reticulum
    • Omasum
    • Abomasum
  4. Sababu nne zinazoweza kuamua ufanisi wa dawa ya kuua kupe (acaricide) ni:

    • Mkusanyiko sahihi wa dawa: Dozi sahihi ni muhimu kwa ufanisi.
    • Njia ya matumizi: Jinsi dawa inavyotumika (mfano, kunyunyiza, kuoga) huathiri ufanisi.
    • Upinzani wa kupe: Baadhi ya kupe wanaweza kuwa sugu kwa dawa fulani.
    • Hali ya mazingira: Mvua au joto kali vinaweza kupunguza ufanisi wa dawa.
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