Effects of NPK fertilizer on cold tolerance to cashew; 氮磷钾肥配施对腰果植株抗寒力的影响 2. Effects of fertilizers with different ratios of nitrogen,phosphorus and potassium on the infestation of cashew red-banded thrip Selenothrips rubrocinctus.; 氮磷钾肥配施对腰果红带蓟马发生为害的影响 更多...
The N fertilizer was spread manually on the soil surface. In addition, 200 kg K2SO4 (50% K2O) + 200 kg CaH6O9P2 (12% P2O5) were added to the soil in two portions as carried out with N. The three soil strips were separated by 2 m boundaries to prevent overlapping of N treatments...