Phosphorus fertilizers and yield of spring wheat in dry steppe of Northern Kazakhstan
Phosphorus fertilizers and yield of spring wheat in dry steppe of Northern Kazakhstan
Nazarov, Y.I.
Khimiya v Sel' skom Khozyaistve 14(3): 5-9
1976
In trials under dryland conditions in Kokchetav province, N. Kazakhstan, a positive correlation (r = 0.4821) between grain yields of spring wheat given no P and rainfall in June and July was found.