In order to study the relationship between yield, maize ear treats and organ matter, N-OH, available P and K, we selected field block with different soil nutrition in Mei county, Shaanxi province.
The doping ions with various valences were selected to verify the charge compensation effect on the luminescence intensity as K and al seem to have similar charge compensation effect.
选择不同价态补偿离子掺杂是为了研究电荷补偿作用机制对该类材料发光性能的作用。
3
According to the sequence characterization of zinc finger protein and other transcription factors, 58 EST sequences were selected from EST database of a 10 K rice cDNA chips.