The nitrogen release character of ZP coated fertilizer and its effect on summer maize were studied by field plot test.
通过田间试验研究了包膜肥料ZP氮素释放特点和在夏玉米上施用效果。
Through years of survey and investigation of plot test and high-yielding cultivation, the grain number and spike of wheat were studied.
通过多年的小区高产栽培试验和高产攻关，对小麦的穗数、穗粒数进行了研究。
Combined potted plant, patch test, fixed plot test and great area demonstration. Study on the method combined different ecological basic point with local experiment.
采用盆栽、小区试验、定位试验与大面积示范相结合，本地试验与不同生态区基点相结合的方法进行研究。
Irrigation experimental study of 6 years had been carried out for 30 varieties of interplantation crop combination patterns in 15 sites and stations in Shanxi province by using field plot test.
在山西省15个试验站点，采用田间小区试验方法，对30种间作套种组合种植模式进行了历时6年的灌溉试验研究。
Irrigation experimental study of 6 years had been carried out for 30 varieties of interplantation crop combination patterns in 15 sites and stations in Shanxi province by using field plot test.
在山西省15个试验站点，采用田间小区试验方法，对30种间作套种组合种植模式进行了历时6年的灌溉试验研究。
应用推荐