Open Access Research Paper Views (389) Download (25) Effect of nitrogen and cow dung on the growth of kalmegh (Andrographis paniculata) Shohana Parvin, Md. Giashuddin Miah, Tofayel Ahamed Int. J. Biosci.12( 6), 152-163, June 2018. DOI: http://dx.doi.org/10.12692/ijb/12.6.152-163 Key: AndrographolideCowdungKalmeghNitrogenYield Details