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 Begona o’tlar va ularga qarshi  kurash choralari


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7. Begona o’tlar va ularga qarshi  kurash choralari. 

 

7.1. Begona o’tlarning dehqonchilikka keltiradigan zarari.  



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7.2 Dehqonchilikka zarar keltiradigan asosiy begona o’tlar va ularning biologik 



guruhlari, ta’rifi (7.2.1 jadval).

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7.2.1 jadval 



Sug’oriladigan dehqonchilik sharoitida tarqalgan asosiy begona o’tlar va ularning 

biologik guruhlari ta’rifi 

№ 

Begona o’t nomi 



Oilasi  

Yashash 


muddati 

(kam, bir, 

ko’p-

yillik) 


Bioguruhi 

(kuzgi, 


qishgi, 

bahorgi) 

Bir tup 

o’simlik- 

dagi urug’ 

miqdori, 

dona 

Urug’ni unish 



qobiliyati 

qancha 


vaqtgacha (yil) 

saqlanadi 

1.    G’o’za yetishtiriladi- 

gan maydonlarda 

o’sadigan begona o’tlar  

 

 



 

 

 



 

 



 

 

 



 

2.     


 

 

 



 

 

3.     



 

 

 



 

 

4.     



 

 

 



 

 

2. 



Kuzgi bug’doy 

yetishiriladigan 

maydonlarda o’sadigan 

begona o’tlar 

 

 

 



 

 

1.     



 

 

 



 

 

2.     



 

 

 



 

 

3.     



 

 

 



 

 

7.1 jadval 



Begona o’tlarga qarshi  kurashishda qo’llaniladigan gerbisidlar va ularning me’yorlari

 

№ Ekin turi 



Begona o’tning 

nomi 


Qo’llaniladigan 

gerbisid nomi  

Gerbisid- 

ni qo’llash 

me’yori, kg 

(g) /ga 


Ta’sir  

etuvchi  

modda 

Qo’llash 



usuli  

1  G’o’za 

1. 

2. 


3. 

4. 


 

 

 



 

2  Bug’doy 

1. 

2. 


3. 

4. 


 

 

 



 

3  Sabzavot 

1. 

2. 


3. 

4. 


 

 

 



 

4  Poliz 

1. 

2. 


3. 

4. 


 

 

 



 

5  Sholi 

1. 

2. 


3. 

4. 


 

 

 



 

 

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7.3. 



Begona 

o’tlarga 

qarshi 

agrotexnik 

va 

maxsus 


kurash 

choralari.______________________________________________________________

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Begona o’tlarga qarshi kimyoviy  kurash choralari.___________________ 

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