已收录 271055 条政策
分类导航
检索结果
已选条件:
of
2003
<符合条件的数据共：129条>
排序方式
登录后可批量下载(统一登录，激活码登录)
  • A comparison of monosomic and disomic substitution lines in the chromosomal location of leaf rust resistance genes in tetraploid wheats
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Leaf, rust, of, wheat","Wheat, --, Diseases, and, pests","Wheat, --, Disease, and, pest, resistance","Thesis, (Ph.D., (Plant, Sciences))--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：3 下载：0]
  • Morpho-agronomical and molecular marker based genetic diversity analyses and quality evaluation of sorghum [Sorghum bicolor (L.) Moench] genotypes
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Sorghum, --, Genetics","Genetic, markers","Sorghum, --, Breeding","Thesis, (Ph.D., (Plant, Sciences, (Plant, Breeding))--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：3 下载：0]
  • Effect of farm size on technical efficiency: a case study of the Moretna-Jirru district in Central Ethiopia
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Farms,, Size, of, --, Ethiopia","Farm, management, --, Ethiopia","Agriculture, --, Economic, aspects, --, Ethiopia","Agricultural, machinery","Thesis, (Ph.D., (Agricultural, Economics))--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：4 下载：0]
  • Changes in the phosphorus status of soils and the influence on maize yield
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Ambic, 1","Bray, 1","Extractable, P","P, fertilizer, guidelines","P, requirement, factors","Relationships","Soil, thresholds","Soil, properties","Corn, --, Fertilizers, --, South, Africa, --, KwaZulu-Natal","Soils, --, Phosphorus, content, --, South, Africa, --, KwaZulu-Natal","Phosphatic, fertilizers, --, South, Africa, --, KwaZulu-Natal","Thesis, (Ph.D., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：4 下载：0]
  • Econometric estimation of the demand for meat in South Africa
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Livestock, --, Economic, aspects","Meat, industry, and, trade, --, South, Africa, --, Economic, models","Dissertation, (M.Sc., (Agricultural, Economics)--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：3 下载：0]
  • Estimation of genotype x environment interaction for yield in Ethiopia maize (Zea mays L.)
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Crops, --, Genetics","Genotype-environment, interaction","Corn, --, Breeding, --, Ethiopia","Dissertation, (M.Sc.Agric., (Plant, Sciences, (Plant, Breeding))--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：4 下载：0]
  • Die lewenskwaliteit van verpleegkundige versorgers van Alzheimer-pasiënte
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Dissertation, (M.Soc.Sc., (Clinical, Psychology))--University, of, the, Free, State,, 2003","Dementia","Alzheimer's, disease","Salutogenesis","Sense, of, coherence","Generalised, resistance, resources","Psychofortology","Psychofortigenic, factors","Psychological, well-being","Quality, of, life","Nursing, care-givers","Alzheimer's, disease, --, Patients, --, Care","Nurses, --, Job, stress","Nurses, --, Job, satisfaction"]]
    预览  |  原文链接    [浏览：3 下载：0]
  • Die opstel en evaluering van 'n lees- en spelprogram vir Sesotho-sprekende graad 1-leerders
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Thesis, (Ph.D., (Psychology, of, Education))--University, of, the, Free, State,, 2003","Sotho, language, --, Orthography, and, spelling","Sotho, language, --, Study, and, teaching, (Elementary), --, South, Africa","Reading, (Elementary)"]]
    预览  |  原文链接    [浏览：3 下载：0]
  • FarmRec: 'n geïntegreerde ekstensiewe veeboerdery rekordhoudingstelsel
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Extensive, animal, farming","Farm, software","Farming, software","Grazing, record-keeping","Record-keeping, software","Record-keeping, system","Animal, husbandry, --, Data, processing","Farm, management, --, Data, processing","Management, information, systems","Farm, management, --, Records, and, correspondence","Thesis, (Ph.D., (Animal,, Wildlife, and, Grassland, Sciences))--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：0 下载：0]
  • Grondversuring en bekalking van Oos-Vrystaatse gronde onder droëlandkoring
    颁布单位：[University of the Free State] |  颁布时间：2003 |  实施时间：2003 |  学科分类：[["Aluminium, tolerance","Grain, quality","Grain, yield","Lime, requirement,","Nutrient, uptake","Wheat, cultivars","Liming, of, soils, --, South, Africa, --, Eastern, Free, State","Soil, acidity, --, South, Africa, --, Eastern, Free, State","Wheat, --, South, Africa, --, Eastern, Free, State","Dissertation, (M.Sc.Agric., (Soil,, Crop, and, Climate, Sciences))--University, of, the, Free, State,, 2003"]]
    预览  |  原文链接    [浏览：0 下载：0]