1.
Firoz Z, Alam M, Uddin M, Khatun S. Effect of sowing time and spacing on lettuce seed production in hilly region. Bangladesh J. Agric. Res [Internet]. 2009 Dec. 16 [cited 2024 Aug. 16];34(3):531-6. Available from: https://banglajol.info/index.php/BJAR/article/view/3980