Kuwedzera Potassium Diformate muKudya Kwenguruve Nekupedzisa Kudya Kwenguruve

chinowedzera chikafu chenguruve

Kushandiswa kwemishonga inorwisa mabhakitiriya senzira yekukurudzira kukura kwemhuka mukurima mhuka kuri kuramba kuchiongororwa neveruzhinji. Kukura kwekusagona kurwisa mabhakitiriya nemishonga inorwisa mabhakitiriya uye kusagona kurwisa utachiona hwevanhu nemhuka pamwe chete nekushandiswa kwemishonga inorwisa mabhakitiriya zvisina kunaka uye/kana zvisina kunaka ndizvo zvinonyanya kukonzera matambudziko.

Munyika dzeEU, kushandiswa kwemishonga inorwisa mabhakitiriya mukusimudzira kugadzirwa kwemhuka kwakarambidzwa. MuUS, House of Delegates, iyo inogadzira mitemo yeAmerican Association, yakabvumidza chisarudzo pamusangano wayo wepagore muna Chikumi ichikurudzira kuti kushandiswa kwemishonga inorwisa mabhakitiriya "isiri yekurapa" mumhuka kubviswe kana kubviswa. Chiyero ichi chinoreva zvakanyanya mishonga inorwisa mabhakitiriya inopiwa kuvanhuwo. Inoda kuti hurumende ibvise kushandiswa kwakanyanya kwemishonga inorwisa mabhakitiriya muzvipfuyo, zvichiwedzera mushandirapamwe wesangano wekuderedza kusawirirana kwevanhu nemishonga inoponesa hupenyu. Kushandiswa kwemishonga inorwisa mabhakitiriya mukugadzirwa kwezvipfuyo kuri kuongororwa nehurumende uye matanho ekudzora kusawirirana nemishonga ari kugadzirwa. MuCanada, kushandiswa kweCarbadox kuri kuongororwa neHealth Canada uye kuri kurambidzwa. Saka, zviri pachena kuti kushandiswa kwemishonga inorwisa mabhakitiriya mukugadzirwa kwemhuka kuchave kwakanyanya kurambidzwa uye dzimwe nzira dzinokurudzira kukura kwemishonga inorwisa mabhakitiriya dzinofanira kuongororwa uye kushandiswa.

Nekuda kweizvozvo, tsvakiridzo iri kuramba ichiitwa yekudzidza dzimwe nzira dzekutsiva mishonga inorwisa mabhakitiriya. Dzimwe nzira dziri pasi pekudzidza dzinotangira pamishonga yemishonga, maprobiotic, maprebiotic nema organic acids kusvika kuma supplements emakemikari nezvishandiso zvekutarisira. Zvidzidzo zvakawanda zvakaratidza kuti formic acid inoshanda kurwisa mabhakitiriya anokonzera hutachiona. Zvisinei, nekuda kwematambudziko ekubata, hwema hwakasimba uye ngura pamidziyo yekugadzira chikafu, kudyisa nekunwa, kushandiswa kwayo kwakaganhurirwa. Kuti ikunde matambudziko aya, potassium diformate (K-diformate) yave ichinyanya kutariswa senzira ye formic acid nekuti iri nyore kubata pane pure acid, nepo yakaratidzwa kuti inoshanda mukusimudzira kukura kwenguruve dzese dziri kuregedza uye dziri kuregedza kukura. Chidzidzo chakaitwa nevaongorori veAgricultural University of Norway (J. Anim. Sci. 2000. 78:1875-1884) chakaratidza kuti kuwedzera potassium diformate pamazinga e0.6-1.2% kwakavandudza kukura, mhando yenyama uye kuchengetedzeka kwenyama munguruve dziri kuregedza kukura pasina mhedzisiro yakaipa pamhando yenguruve dzinonzwa. Zvakaratidzwawo kuti kusiyana neizvi, potassium diformate (K-diformate) yave kushandiswa panzvimbo ye formic acid nekuti iri nyore kubata pane pure acid, nepo yakaratidzwa kuti inoshanda mukusimudzira kukura kwenguruve dzese dziri kuregedza kukura nedzinokura. Chidzidzo chakaitwa nevaongorori veAgricultural University of Norway (J. Anim. Sci. 2000. 78:1875-1884) kwakaratidza kuti kuwedzera potassium diformate pamazinga e0.6-1.2% kwakavandudza kukura, mhando yenyama uye kuchengetedzeka kwenyama munguruve dziri kuregedza kukura pasina mhedzisiro yakaipa pamhando yenguruve dzinonzwa. Zvakaratidzwawo kuti kusiyana neizvi, zvakasiyana nepotassium diformate kuwedzerwa kweCa/Na-formate hakuna kukanganisa kukura uye kunaka kwemutumbi.

Muchidzidzo ichi, kwakaitwa bvunzo nhatu. Muchidzidzo chekutanga, nguruve 72 (23.1 kg yehuremu hwekutanga hwemuviri uye 104.5 kg yehuremu hwemuviri) dzakapihwa nzira nhatu dzekurapa (Control, 0.85% Ca/Na-formate uye 0.85% potassium-diformate). Zvakawanikwa zvakaratidza kuti kudya kweK-diformate kwakawedzera avhareji yekuwedzera kwezuva nezuva (ADG) asi hakuna kukanganisa avhareji yekudya kwezuva nezuva (ADFI) kana chiyero chekuwedzera/kudya (G/F). Kuwanda kwenyama yemombe kana mafuta hakuna kukanganiswa ne potassium -diformate kana Ca/Na-formate.

Mukuyedza kwechipiri, nguruve gumi (BW yekutanga: 24.3 kg, BW yekupedzisira: 85.1 kg) dzakashandiswa kudzidza mashandiro eK-diformate pakushanda uye kunaka kwenyama yenguruve. Nguruve dzese dzaive nehurongwa hwekudyisa hwakaganhurirwa uye dzakadyiswa kudya kwakafanana kunze kwekuwedzera 0.8% K-diformate muboka rekurapa. Zvakabuda zvakaratidza kuti kuwedzera K-diformate mukudya kunowedzera ADG neG/F, asi hazvina kukanganisa kunaka kwenyama yenguruve.

Mukuyedza kwetatu, nguruve 96 (BW yekutanga: 27.1 kg, BW yekupedzisira: 105kg) dzakapihwa mishonga mitatu yekudya, ine 0, 0.6% uye 1.2% K-diformate zvichiteerana, kuti dzidzidze mhedzisiro yekuwedzera.K-diformateMukudya kwemhuka pakukura, hunhu hwenyama yenguruve, uye microflora yemudumbu. Zvakabuda zvakaratidza kuti kuwedzerwa K-diformate pa0.6% uye 1.2% kwakawedzera kukura, mafuta akaderera uye kuwedzera kwemafuta emudumbu. Zvakaonekwa kuti kuwedzera K-diformate kwakaderedza huwandu hwema coliforms mudumbu yenguruve, nokudaro, kwakavandudza kuchengetedzeka kwenguruve.

 

kugona 1. Mhedzisiro yekuwedzera Ca/Na diformate uye K-diformate mukudya pakukura kwayo muKuedza 1

Chinhu

Kudzora

Ca/Na-formate

K-diformate

Nguva yekukura

ADG, g

752

758

797

G/F

.444

.447

.461

Nguva yekupedzisa

ADG, g

1,118

1,099

1,130

G/F

.377

.369

.373

Nguva yose

ADG, g

917

911

942

G/F

.406

.401

.410

 

 

Tafura 2. Mhedzisiro yekuwedzera K-diformate mukudya pakukura kwayo muKuedza 2

Chinhu

Kudzora

0.8% K-diformate

Nguva yekukura

ADG, g

855

957

Kuwana/Kupa Zvokudya

.436

.468

Nguva yose

ADG, g

883

987

Kuwana/Kupa Zvokudya

.419

.450

 

 

 

Tafura 3. Mhedzisiro yekuwedzera K-diformate mukudya pakukura uye hunhu hwezvitunha muKuedza 3

K-diformate

Chinhu

0%

0.6%

1.2%

Nguva yekukura

ADG, g

748

793

828.

Kuwana/Kupa Zvokudya

.401

.412

.415

Nguva yekupedzisa

ADG, g

980

986

1,014

Kuwana/Kupa Zvokudya

.327

.324

.330

Nguva yose

ADG, g

863

886

915

Kuwana/Kupa Zvokudya

.357

.360

.367

Huremu hwemutumbi, kg

74.4

75.4

75.1

Goho rakaonda, %

54.1

54.1

54.9


Nguva yekutumira: Nyamavhuvhu-09-2021