1.
ROTAR I, MOLDOVAN A, CHIRCA E, SUTEU A. Mineral nitrogen effect applied to the lucerne crop and the factor which co-operates to his recover. Not Bot Horti Agrobo [Internet]. 1993Aug.5 [cited 2020Aug.4];23(1):119-24. Available from: https://notulaebotanicae.ro/index.php/nbha/article/view/342