Younger leaves are become yellow and brown spots , Please Identify the Problam

Hi Mohammad Bilal looks like Sulfur Deficiency Please check this link for more details and preventive measures.

Dear brother i think Iron deficiency and send more pictures of affected area

Please Check above picture and give better Solutions thanks

Mohammad Bilal above discussions is correct

Sreekanth M Bhai Please Check above Images of affected plant and Problams occurred in Patches

Hi Mohammad Bilal It seems Sulfur Deficiency. For iron deficiency it will be interveinal chlorosis of younger leaves.

Sreekanth M ok thanks

You are welcome Mohammad Bilal

Hi Mohammad Bilal have you done the application of any chemical?

Previous Spray Acrobate 250 g / Acre

Shahzaib Kashan First Application Antracol 500g / Acre and After 10 days of first Application , 2nd Spray Acrobate 250 g / Acre

Shahzaib Kashan Dear brother broblem are occur in Patches of few Acre , Top leaf Becomes yellow with dark brown spot but some leaf only are yellow .

Shahzaib Kashan bhai the age of Potato are of 52 days

Mohammad Bilal zameen saline hy?

Shahzaib Kashan No and Texture are about loamy type

Shahzaib Kashan tommaro I will share the Ph Value of that area

Mohammad Bilal kindly check their roots. Ek disease he black leg, jab wo disease ajaye to b upper leafs ese hojate.