Ishaq Ahmad Mian, Hafeez Ur Rahim,, Arif, Muhammad, Rahim, Zia Ur, Zaid Khan, Sajjad Ahmad,, Zada, Laiq, Khan, Muhammad Ayoub, AND Haris, Muhammad. " 3. Residual effect of biochar and summer legumes on soil physical properties and wheat growth" Pure and Applied Biology (PAB) [Online], Volume 8 Number 1 (27 February 2019)