nitrogen and potassium 第1页

Effect of nitrogen and potassium combined application on mulberry (Morus atropurpurea Roxb.) leaf yield and quality,and silk cocoon quality Accumulation and translocation of nitrogen and potassium and their relationships with yielding traits for different type cultivars of sweet potato The accumulation of dry matter and phosphorus efficiencies in wheat chromosome B ditelosomic lines under both sufficient- and low-Pi conditions