K Sireesha BTPPRD. Betel leaf yield in relation to soil fertility in Guntur district (Andhra Pradesh). J Spices Arom Crops [Internet]. 2013 Jun. 24 [cited 2025 Oct. 5];22(1):62-4. Available from: https://www.updatepublishing.com/journal/index.php/josac/article/view/5035