Pot experiment was carried out to study the effect of different nutrient levels and nitrogen forms on the growth, nutrient uptake, partitioning, and potassium flow within flue-cured tobacco plants.
为材料，在室内砂培条件下研究了不同养分浓度及氮形态对烟株的生长、养分的吸收和分配，以及钾循环等的影响。
The results showed that the amount of absorbed nitrogen in different forms varied with nitrogen and potassium levels.
结果表明，水稻对铵态氮和硝态氮的吸收与养分供应状况有很大关系。
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