S.K. MAHESHWARI, R.K. SHARMA, & S.K. GANGRADER. (2001). Performance of isabgol or blond psyllium (Plantago ovata) under different levels of nitrogen, phosphorus and bio- fertilizers in shallow black soil. Indian Journal of Agronomy, 45(2), 45_2 . https://doi.org/10.59797/ija.v45i2.3399