Soil culture experiment was conducted to study the effect of rice root aerenchyma on root iron plaque by Jiahua 1 this kind of genotype rice.
采用土培试验研究了嘉花1号这种基因型水稻根系通气组织对其根表铁膜形成的影响。
The effect of nitrogen fertilizer on soil enzymatic activity and rhizosphere microorganisms of Yumai 49-198 root system was studied in this paper.
在大田高产栽培条件下，研究了不同施氮水平对豫麦49-198根际微生物和土壤酶活性的影响。
Fine root decomposition had less effect on the content of soil readily oxidized organic carbon.
细根分解对土壤易氧化碳含量无显著影响。
There are few studies on the effect of crop root systems on the composition, particularly on the heavy fraction of soil humus.
本文对黑钙土、黑土中各种作物根茬留茬与否对土壤腐殖质、土壤重组有机质的组成、结合形态及某些光学性质进行了测定。
A simulated experiment was carried out to study the effect of O2 secretion of rice root on phosphorus behavior in the soil and phosphorus uptake by rice.
通过模拟试验研究了水稻根系泌氧作用对水稻土磷素化学行为以及水稻吸磷的影响。
Soil humidity had a larger effect on total soil respiration than on root respiration and root-wrenched soil respiration.
土壤总呼吸速率对土壤湿度的敏感程度大于根系呼吸，断根土壤呼吸速率对土壤湿度的敏感程度最差。
Soil humidity had a larger effect on total soil respiration than on root respiration and root-wrenched soil respiration.
土壤总呼吸速率对土壤湿度的敏感程度大于根系呼吸，断根土壤呼吸速率对土壤湿度的敏感程度最差。
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