茎瘤芥

对茎瘤芥杂交种的物质积累过程进行了研究，结果表明，茎瘤芥杂交种各器官的物质积累符合Logistic生长曲线；

The result of the study on the proceeding in stem mustard hybrid matter accumulation indicates : various organs of stem mustard hybrid material accumulation correspond " Logistic " growth curve ;

结果表明，杂交茎瘤芥干物质积累和对氮、磷、钾的吸收均符合Logistic生长曲线。

The results indicated that the dry material accumulation of hybrid tumour stem mustard and the absorption of the nitrogen , the phosphorus and the potassium conform to the logistic growth curve .

茎瘤芥（榨菜）产量性状的基因效应研究

Analysis of Gene Effects of Yield-Contributing Characters in Tumorous Stem Mustard

茎瘤芥种子萌发期过氧化物酶的研究

Study on Peroxidase in Seed Germinating Period of Tumorous Stem Mustard

不同施肥水平对茎瘤芥土壤脲酶活性的影响

The effect of fertilizer application on the activity of urease in soil

播种期对茎瘤芥主要性状的影响

Effects of sowing date on the main properties in tumorous stem mustard

杂交茎瘤芥物质积累规律研究

Study for the Law on Stem Mustard Hybrid Matter Accumulation

播期和密度对茎瘤芥主要经济性状的影响

Effect of Sowing Date and Density on Economic Characters of Tumorous Stem Mustard

水土环境与施肥对茎瘤芥质量的影响

Effects of Water and Soil Environment and Fertilization on Quality of Tumorous Stem Mustard

茎瘤芥（榨菜）数量性状的相关遗传力与选择指数分析

Analysis about Correlation Heritability and Selection Indexes of Quantitative Characters of Tumorous Stem Mustard

尿素缓释剂对茎瘤芥产量和硝酸盐的影响

Effects of Urea Slow-release Agent on Yield and Nitrate Content of Tumorous Stem Mustard

茎瘤芥杂交种与常规种的物质积累规律有一定差异。

There is certain difference of matter accumulation between the hybrid and the common species .

以23个茎瘤芥地方品种为试材估算了15个性状遗传力、遗传进度及遗传变异系数。

The heritability and hereditary progress of 15 quantitative characters were estimated after testing 23 tumorous stem mustard landraces .

为给茎瘤芥的标准化栽培技术提供依据，研究了播期和密度对茎瘤芥主要经济性状的影响。

The effect of the sowing date and density on the main economic characters were analyzed in tumorous stem mustard .

茎瘤芥（榨菜）根肿病发生程度的生态因子分析

Analysis on Ecological Factors of the Occurrence Degree of Zha Cai ( tumourous stem mustard ) Root Tumour in Fuling

茎瘤芥快速膨大期，高施肥处理土壤脲酶活性低于中施肥处理。快速膨大期到采收期脲酶活性的增量与瘤茎产量呈显著正相关。

The incremental soil urease activity had a significant positive correlation with the yield of the tumorous stem between fast swelling phase to collection period .

结果表明：（1）播期和密度对茎瘤芥瘤茎主要经济性状的综合效应明显。

The result showed as follows . ( 1 ) The effect of the sowing date and density on the main economic characters were very obvious .

根芥菜-俗称：大头菜采用田间试验研究不同肥料组合对茎瘤芥（俗名榨菜）量和硝酸盐含量的影响。

The effects of different fertilizer combinations on the yields and their nitrate contents of tumorous stem mustard ( preserved Sichuan pickls ) were studied under field experiment .

以23份茎瘤芥地方品种为试材，采用基因型单因素遗传设计，对15个数量性状的遗传相关及其遗传相关贡献进行了分析。

23 tumorous stem mustard local varieties were used to analyze heredity correlation and the heredity correlation contribution of 15 quantities characters by means of genetic design of one factor .

土壤脲酶活性高低反映出茎瘤芥生长和土壤代谢状况，可作为茎瘤芥土壤生态和肥力水平的一个良好指标。

Since the urease activity in soil is close correlated with the growth of stem lump mustard and soil metabolism , which is a key indicator of soil ecology and soil fertility .

同时可显著降低新鲜茎瘤芥在贮藏期间的发芽率和腐烂率，起到延缓其衰老进程，提高贮藏品质的作用。

Meanwhile , it also had an obvious effect on reducing germination percentage and decay rate , so that delayed the senescence process and improved the quality of fresh tumorous stem mustard .

用分期取样、化验分析、模型拟合的方法，研究了杂交茎瘤芥干物质积累过程以及生长过程中对氮、磷、钾三大元素的吸收规律。

Accumulation process of dry material of hybrid tumour stem mustard as well as the three big elements absorption rule of nitrogen , phosphorus and potassium during the growth were studied , by means of sampling at given stages , the chemical analysis and the model fitting method .

以22个茎芥菜（茎瘤芥）品种（系）为试材，对6个性状与单株产量的关系进行通径分析。

The relationship between yield per plant and 6 different characters was analyzed by use of 22 tumorous stem mustard varieties .

本文初步提出在涪陵8月20日-8月30日播种的瘤茎纵径和8月30日至9月9日播种的茎/叶比可作为茎瘤芥产量生境敏感性评价的重要指示性状。

That vertical length under sowing date from 20 August to 30 August and ratio between stem and leaf fresh weight under sowing date from 30 August to 9 september may be used as reasonable index for selection of environmental sensitivity of yield .