N-fertilizer utilization rate

utilization rate of fertilizer N

Utilization rate of N fertilizer NUR

section n-n n-n

N fertilizer rate

N fertilizer utilization ratio

N utilization rate

N-fertilizer rate

optimized N fertilizer rate

reducing N fertilizer rate

fertilizer utilization rate

(Br2BN3)(n) n=1~4

(CaN6)n (n=1～5) clusters

(Cl2BN3)n（n=1-4）

(HCaN3)n(n=1～5) clusters

(Me2BN3)n（n=1～3） clusters

(Mg3N2)n(n=1～4) clusters

(MgB2)(n) n=1~3 clusters

(MgN6)n (n=1～5) clusters