6. The efficiency of symbiotic nitrogen fixation of Leucaena rhizobia on Leucaena leucocephala cv. El Salvador was investigated through pot culture.
基于1个网页-相关网页
The variation of nutrient in soil of sequential cropping peanut and the response of such soil to organic and chemical fertilizers were investigated through pot culture.
采用盆栽试验，探讨了连作花生土壤养分的变化及对施用有机肥料和无机肥料的反应。
Through pot culture experiments, the effects of copper mine tailings on growing status and resistance to heavy metals of five forage grass species were investigated.
通过盆栽实验，分析了铜尾矿对五种牧草生长发育和重金属抗性的影响。
Through pot culture, the author studied the formation characteristics of the root system of rape seedlings planted in strong acid soil and the absorption of phosphorus through the root system.
盆栽试验研究了不同施磷水平的强酸性土壤上油菜幼苗根系形态特征及其对土壤磷素吸收。
应用推荐