Fertilizer efficiency of ammonium (NH4+) and nitrate (NO3-) by fertigation in shallot production. J. Agron. Indonesia (Indonesian J. Agron.) [Internet]. 2025 Apr. 14 [cited 2025 Dec. 25];53(1):23-34. Available from: https://journal.ipb.ac.id/jurnalagronomi/article/view/58409