Sirika

Sirika(kuChingezi:silk) idondo remarise^[2]rinogadzirwa nechigwerekwetekana chisakafuriro^[3]chehonye resirika. Marise esirika akasimba kwazvo uye anoshandiswa kugadzirahembe.

Jira re sirika rinogona kugadzirwa kuitaragi,wariro(bedding), kana inogona kushandiswa kunyora kunyora kana kupenda. Kudhara, sirika yaishandiswa kugadzira maparashuti.Tsika yeku kudza mahonye esirika ekugadzirisa sirika inonzitsikayeseri(sericulture).

Madzvatsvatsvamazhinji ane dondo remarise anonzi wo sirika.

Nhoroondo

Chayinayakasika hembe ye sirika muna 3000 B.C. ne kutengeza pasirose nenzira ye sirikanekuti yaive yakakosha uye ichidhura. Machayina ndivo vega vabaritsa nekutenga sirika pasirorse kuzvika muna 533 CE.

Puropati ye chemishonga

Sirika inogadzirwa ne honye ye sirika inezvivakanyama^[4],serisini(sericin) neriseinikaka fibhurosini (fibroin).

Riseini isstructural centerye sirika uye inoipa husimba. Inogadzirwa ne maamino asidhi,iyo inogadzira marise akasimba uye anotadzika kumhedura. Husimba we tenziri (tensile strength) uripo nekuda kwesungo ye sikamanzi.Panotandavadzwasirika, pane fosi yakasimba pamasungo^{[rabvakuchisungo]},saka haamhedurike.

Serisini imetiriyau ino nama saka poteredza risesini uye inoi protecta kunze. Sirika inodzinda michegwaye asidhi yakawanda, zvichisiyana nesarufa asihi yainonyeutsa.Pfundiro^[5](perspiration) inopa sirika ruvara runoita sehuroro.

Mamwe mapeji ekutarisa

Mabviro eruzivo

↑Jira
↑""marise "zvinoreva kuti 'fibre'".Archived fromthe originalon 2021-09-13.Retrieved 2021-09-13.
↑""chigwerekwete "zvinoreva kuti 'cocoon'".Archived fromthe originalon 2021-09-13.Retrieved 2021-09-13.
↑Sadza#Zvivakamuviri Zvinowanikwa Musadza
↑Dikita

[1] Jira

[2] ""marise "zvinoreva kuti 'fibre'".Archived fromthe originalon 2021-09-13.Retrieved 2021-09-13.

[3] ""chigwerekwete "zvinoreva kuti 'cocoon'".Archived fromthe originalon 2021-09-13.Retrieved 2021-09-13.

[4] Sadza#Zvivakamuviri Zvinowanikwa Musadza

[5] Dikita

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