1.
The soil nitrogen status is a function of the processes of nitrogen fixation, microbial decompostion, nitrificattion and denitrification.
土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。
2.
Effects of Nitrogen Rates on Brown Soil Nitrogen Status of Tobacco Fields and Tobacco Quality in Shandong
不同施氮水平对山东褐土烟田供氮状况及烤烟质量的影响
3.
Diagnosis of Potato Nitrogen Nutrition Status by Use of Chlorophyll Meter SPAD-502
马铃薯氮素营养状况的SPAD仪诊断
4.
Effects of Nitrogen on the Growth and N Uptake of Rice under Different Water Conditions;
不同氮素形态、水分状况对水稻生长及氮素吸收的影响
5.
The nutrient balance of N P K in aquent of Hebei alluvial plain and their evaluation
河北低平原潮土氮磷钾平衡状况及评价研究
6.
Study on Spectral Feature of Soil Water and Rice Nitrogen Status;
土壤水分与水稻氮素状况光谱特征研究
7.
To determine the physiological basis for diagnose of nitrogen status by reflectance measurement;
用光谱诊断水稻氮素营养状况的生理基础研究
8.
Nutrient Situation and N Supply Index of Paddy Soils in Cold Area of Northeast China;
寒地稻田土壤养分状况及供氮指标初探
9.
Monitoring nitrogen accumulation in wheat leaf with red edge characteristics parameters
利用红边特征参数监测小麦叶片氮素积累状况
10.
EFFECTS OF ANTECEDENT WATER REGIMES ON NITROUS OXIDE EMISSION FROM AN ARABLE SOIL
前期不同水分状况对土壤氧化亚氮排放的影响
11.
Study on the NH_3-N Pollution in Xinfeng Reach of the Xinfeng River in Heyuan City
河源市新丰江新丰段流域氨氮污染状况研究
12.
Nitrate Content and the Influence Factors of Groundwater in Ningxia
宁夏地下水中硝态氮含量状况及其影响因素
13.
Depression Status in Patients with Diabetic Nephropathy Azotemia
糖尿病肾病氮质血症期患者抑郁状况调查
14.
Study on the Spatial-Temporal Variation of Dissolved Inorganic Nitrogen in Bohai Bay
渤海湾可溶性无机氮时空变异状况分析
15.
Nitrogen Budgets in Agro-ecosystem of Hebei Province
河北省农田生态系统氮养分平衡状况研究
16.
However fertilizer regimes for oil palm in Thailand have tended to emphasize N and P more than K.
然而，泰国现在油棕榈的施肥状况，比起钾来，更偏向重视氮和磷。
17.
As regards fertility status, almost all soils are deficient in N and about 90% are low to medium in P.
至于肥力状况，几乎所有土壤缺氮，约90%土壤低磷或中磷。
18.
Relationship Between Nitrate Contents in Main Vegetables vs. Their Nitrogen, Phosphorus and Potassium as Nutrients from Guiyang City
贵阳市主要蔬菜硝酸盐含量状况与氮磷钾养分的关系