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UDC: 631:541
THE ROLE OF CHEMISTRY IN AGRICULTURAL SELECTION
A abo Abdumajid Raxmonqul o’g’li
S uden Tashken s a ag a ian uni e si y
Sai kulo Foziljon E gashe ich
Associa e p o esso Tashken s a e ag a ian uni e si y, Tashken
Email: [email p o ec ed]
Komilo Nu bek Masha i uli
S uden o he ka akalpaks an ins i u e o ag icul u e and ag o echnologies
Email: [email p o ec ed]
Tu imbe o Mu a bay Shamshe o ich
Doc o o Philosophy (PhD) in Ag icul u al Sciences,
Ac ing Associa e P o esso o he Depa men o Ag icul u e, Selec ion and Seed P oduc ion o
Ag icul u al C ops
[email p o ec ed]
DOI: h ps://doi.o g/10.5281/zenodo.17537917
Abs ac : Chemis y plays a c ucial ole in ag icul u al selec ion by p o iding ools and
me hods o enhance c op p oduc i i y, esis ance, and quali y. Th ough he applica ion o
chemical compounds such as e ilize s, g ow h egula o s, and bioac i e subs ances, esea che s
can in luence plan g ow h, de elopmen , and gene ic imp o emen . Mode n echniques, including
he syn hesis o biologically ac i e molecules and hei in eg a ion in o b eeding p og ams, allow
o mo e p ecise selec ion o plan a ie ies wi h desi able ai s. This in e disciplina y app oach
combines p inciples o chemis y and ag icul u al science o op imize c op yield, imp o e s ess
esis ance, and ensu e sus ainable a ming p ac ices. The s udy highligh s key chemical s a egies
applied in selec ion p ocesses and hei impac on ag icul u al p oduc i i y.
Key wo ds: Chemis y, Ag icul u al selec ion, Plan b eeding, Bioac i e compounds, C op
p oduc i i y, G ow h egula o s, Sus ainable ag icul u e
In oduc ion. Ag icul u al selec ion, also known as plan b eeding, is a
c i ical p ocess aimed a imp o ing c op a ie ies o mee human needs o ood,
ibe , and bio- esou ces. The e iciency and success o selec ion p og ams hea ily
depend on unde s anding he biological and chemical mechanisms unde lying plan
g ow h, de elopmen , and adap a ion. In ecen decades, he in eg a ion o chemis y
in o ag icul u al selec ion has e olu ionized plan b eeding s a egies by in oducing
no el ools, such as syn he ic g ow h egula o s, bioac i e compounds, e ilize s,
and chemical ma ke s, which allow p ecise manipula ion o plan ai s.
Chemical in e en ions in ag icul u e se e mul iple pu poses: enhancing
ge mina ion a es, accele a ing g ow h, inc easing esis ance o abio ic and bio ic
s esses, and imp o ing nu i ional con en . Fo ins ance, he applica ion o plan
ho mones like cy okinins, auxins, and gibbe ellins can signi ican ly in luence cell
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di ision, elonga ion, and di e en ia ion, he eby a ec ing plan mo phology and
p oduc i i y. Addi ionally, mode n chemical syn hesis allows he de elopmen o
new molecules wi h a ge ed biological ac i i y, which can be used o s imula e
desi able ai s o supp ess un a o able ones in b eeding popula ions.
The ole o chemis y is no limi ed o plan g ow h egula o s. Fe ilize s, soil
amendmen s, and ace elemen s a e c i ical in c ea ing an op imal chemical
en i onmen ha suppo s igo ous plan de elopmen . Soil chemis y, nu ien
a ailabili y, and chemical in e ac ions in he hizosphe e di ec ly a ec he
exp ession o gene ic po en ial in selec ed a ie ies. By in eg a ing chemical analysis
and applica ion in o b eeding p og ams, esea che s can iden i y he mos esponsi e
geno ypes and op imize selec ion c i e ia.
Mo eo e , ad ances in analy ical chemis y, including ch oma og aphy,
spec oscopy, and molecula ma ke echniques, ha e enabled he p ecise
measu emen o biochemical compounds in plan s. These me hods acili a e he
iden i ica ion o key me aboli es, enzymes, and seconda y me aboli es ha co ela e
wi h ag onomically impo an ai s, such as yield, d ough ole ance, disease
esis ance, and quali y a ibu es. By linking chemical p o iles wi h pheno ypic da a,
plan b eede s can make in o med decisions, accele a ing he de elopmen o
supe io a ie ies.
Table 1 illus a es he main chemical agen s and hei unc ions in ag icul u al
selec ion, highligh ing how each ca ego y con ibu es o he o e all imp o emen o
plan a ie ies.
Table 1. Majo Chemical Agen s and Thei Roles in Ag icul u al Selec ion
№
Chemical Agen
Func ion in Plan
Selec ion
Examples / No es
1
Plan G ow h
Regula o s
In luence cell di ision,
elonga ion,
di e en ia ion
Auxins, Cy okinins, Gibbe ellins
2
Bioac i e Compounds
S imula e desi able ai s,
enhance esis ance
Syn he ic amino de i a i es,
pu ine analogs
3
Fe ilize s & Nu ien s
P o ide essen ial
elemen s o op imal
g ow h
Ni ogen, Phospho us,
Po assium, Mic onu ien s
4
Chemical Ma ke s
Aid in geno ype
iden i ica ion and ai
selec ion
Isozymes, molecula ma ke s,
chemical p o iling
5
Soil Amendmen s
Imp o e soil chemical
p ope ies o suppo
plan g ow h
Lime, gypsum, o ganic acids
In eg a ing chemis y in o ag icul u al selec ion ensu es a mo e sys ema ic
and a ge ed app oach, educing he ime equi ed o de elop imp o ed c op
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a ie ies. Fu he mo e, he in e disciplina y na u e o mode n plan b eeding
emphasizes he syne gy be ween chemis y, gene ics, and ag onomy, enabling
sus ainable inc eases in p oduc i i y while minimizing en i onmen al impac .
Conclusion. Chemis y plays a pi o al ole in ag icul u al selec ion by
p o iding he ools and knowledge necessa y o imp o e c op yield, quali y, and
esis ance o en i onmen al s esses. Th ough he applica ion o chemical
compounds such as g ow h egula o s, e ilize s, and bioac i e subs ances,
scien is s can in luence plan physiology and de elopmen o achie e desi ed ai s.
Analy ical chemis y echniques allow o he p ecise assessmen o soil, wa e , and
plan composi ion, ensu ing op imal g owing condi ions. Mo eo e , mode n
chemical me hods enable he syn hesis o new biologically ac i e compounds ha
can enhance selec i e b eeding p og ams and accele a e he de elopmen o supe io
plan a ie ies. O e all, in eg a ing chemis y in o ag icul u al selec ion no only
boos s p oduc i i y bu also suppo s sus ainable and e icien a ming p ac ices,
con ibu ing o ood secu i y and ag icul u al inno a ion.
Li e a u e:
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