Ịchụ nta (ọrụ ugbo)

N'ọrụ ugbo, ihe na-akụrisị bụ ịgbasa mkpụrụ osisi mgbe ha chara. Site n'echiche ọrụ ugbo, nke a bụ usoro na-adịghị mma, na n'akụkọ ihe mere eme nke ihe ọkụkụ, ọtụtụ ọganihu dị mkpa emetụtawo ngbanwe n'osisi ihe ọkụkụ nke belatara nbibi - kama a na-agbasasị mkpụrụ osisi ozugbo ha chara, a na-ejigide ihe ọkụkụ nke mutant. mkpụrụ ahụ ruo ogologo oge, nke mere ka owuwe ihe ubi dị irè karị. phenotype na-adịghị emebi emebi bụ otu n'ime ihe ndị a chọrọ maka ịzụlite osisi karịsịa mgbe a na-ewebata àgwà bara uru sitere na ụdị ọhịa dị iche iche nke anụ ụlọ.^[1]

Ịchụpụ n'ọtụtụ ihe ọkụkụ na-agụnye dehiscence nke mkpụrụ osisi tozuru etozu, dịka ọmụmaatụ, na *Brassica napus*.

Mgbanwe dị mkpa nke ahọpụtara n'oge mbụ n'akụkọ ihe mere eme nke ọrụ ugbo wepụrụ nsogbu "rachis na-agbaji" na ọka wit.[2] Isi chara acha ("ntị") nke ụdị ọka wit na-adị mfe gbajie n'ime nkeji mgbasa mgbe a na-emetụ ya aka, ma ọ bụ na-efe ya site na ifufe, n'ihi na n'oge chara acha usoro nke abscission n'ígwé ụdị nke na-ekewa rachis n'ime obere akụkụ, nke ọ bụla na-ejikọta ya na otu. spikelet (nke nwere 2-3 grains tinyere igbogbo ọka).

Ụdị dị iche iche nke usoro mgbawa na-agụnye dehiscence nke mkpụrụ osisi tozuru etozu, nke na-ahapụ mkpụrụ.

A na-ewepụta rapeseed na ụdị sesame na-agbaji agbaji tupu mkpụrụ ahụ etozuo nke ọma, nke mere na pods anaghị ekewa ma wụda mkpụrụ ahụ. Nchịkọta ihe na-emebi ụdị sesame na-agụnye ikpuchi osisi ndị a pịrị apị tupu nhazi.^[2]

Ihe nchọpụta ndị a na-ebute ụzọ ugbu a iji ghọta mkpụrụ ndụ ihe nketa nke mgbawa gụnyere ihe ọkụkụ ndị a:

Barley^[3]
Buckwheat^[4]
Amaranth grain^[5]
Oilseed rape (Brassica napus)^[6]^{[Tinye edensibịa]}

Ebem si dee

↑ Tang (2013). "Seed shattering in a wild sorghum is conferred by a locus unrelated to domestication". PNAS 110 (39): 15824–15829. DOI:10.1073/pnas.1305213110. PMID 24019506.
↑ Kpọpụta njehie: Invalid <ref> tag; no text was provided for refs named Oplinger
↑ Kandemir, N. (2000). "Molecular marker assisted genetic analysis of head shattering in six-rowed barley". Theoretical and Applied Genetics 101 (1): 203–210. DOI:10.1007/s001220051470.
↑ Fesenko (2006). "Non-shattering accessions of Fagopyrum tataricum Gaertn. carry recessive alleles at two loci affecting development of functional abscission layer". Fagopyrum 23: 7–10.
↑ Brenner (2002). "Non-shattering grain amaranth populations", in Janick: Trends in new crops and new uses. Alexandria, VA.: ASHS Press, 104–106.
↑ Braatz, J. (2018). "The effect of INDEHISCENT point mutations on silique shatter resistance in oilseed rape (Brassica napus)". Theoretical and Applied Genetics 131 (19). DOI:10.1007/s00122-018-3051-4.

[1] Tang (2013). "Seed shattering in a wild sorghum is conferred by a locus unrelated to domestication". PNAS 110 (39): 15824–15829. DOI:10.1073/pnas.1305213110. PMID 24019506.

[Oplinger-2] Kpọpụta njehie: Invalid <ref> tag; no text was provided for refs named Oplinger

[3] Kandemir, N. (2000). "Molecular marker assisted genetic analysis of head shattering in six-rowed barley". Theoretical and Applied Genetics 101 (1): 203–210. DOI:10.1007/s001220051470.

[4] Fesenko (2006). "Non-shattering accessions of Fagopyrum tataricum Gaertn. carry recessive alleles at two loci affecting development of functional abscission layer". Fagopyrum 23: 7–10.

[5] Brenner (2002). "Non-shattering grain amaranth populations", in Janick: Trends in new crops and new uses. Alexandria, VA.: ASHS Press, 104–106.

[6] Braatz, J. (2018). "The effect of INDEHISCENT point mutations on silique shatter resistance in oilseed rape (Brassica napus)". Theoretical and Applied Genetics 131 (19). DOI:10.1007/s00122-018-3051-4.

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