搜索结果: 1-7 共查到“作物学 SPOT-5”相关记录7条 . 查询时间(0.014 秒)
为探讨HJ遥感影像对冬小麦氮素监测的适用性，利用同期获取的SPOT5和HJ1B遥感影像，结合同步地面取样测试，从传感器的光谱响应、监测模型精度以及叶片氮含量空间填图3个方面，对冬小麦氮素的遥感影像监测效果进行了分析与评价。结果表明，两类遥感影像的3个波段反射率及植被指数与小麦叶片氮含量均密切相关，其中，SPOT5影像的最优模型植被指数为GNDVI（绿色归一化植被指数），HJ1B影像的最优模...
Does treating faba bean seeds with chemical inducers simultaneously increase chocolate spot disease resistance and yield under field conditions?
Induced resistance growth parameters seed soaking seed yield Vicia faba
2010/10/29
The use of chemical inducers for the development of host resistance is an alternative approach to plant disease management and is assumed to be much more environmentally sound than traditional pestici...
Nitrogen and Potassium Fertility Impacts on Aggregate Sheath Spot Disease and Yields of Rice
Nitrogen Nutrient-disease interaction Potassium Rhizoctonia oryzae-sativae Rice
2009/7/23
Aggregate sheath spot (AgSS), a disease caused by Rhizoctonia oryzae-sativae, is one of the major rice (Oryza sativa L.) diseases in California. A three year study was initiated in 1998 to evaluate t...
基于SPOT高分辨率遥感数据的农作物估产方法研究
影像融合 监督分类 估产模型 精度评价
2009/5/18
[目的]为了达到基于SPOT高分辨率遥感数据的农作物估产方法研究的目的。[方法]以邢台市为例，利用SPOT-5卫星2.5 m分
辨率全色影像与10 m分辨率多光谱影像的融合得到高分辨率多光谱影像，以此对农作物估产方法进行研究。[结果]结果表明，基于
SPOT高分辨率遥感数据的农作物估产结果与地面实测结果相比，其检验结果可信。[结论]该研究为农作物遥感估产的实践应用提供
了参考依据。
...
Induced Resistance in Bean Plants Against Root Rot and Alternaria Leaf Spot Diseases Using Biotic and Abiotic Inducers under Field Conditions
Bean plants Root rot T. harzianum humic acid Induced resistance
2010/11/10
Bean seeds coating with T. harzianum and or seedlings spray with humic acid were evaluated
against root rot and Alternaria leaf spot disease under field conditions. All tested concentrations of humic...
Development of tan spot (Pyrenophora tritici-repentis) in winter wheat under field conditions
tan spot Pyrenophora tritici-repentis winter wheat field conditions
2010/1/14
Development of tan spot (Pyrenophora tritici-repentis) in winter wheat under field conditions.
Potato bruise spot sensitivity dependence on regimes of cultivation
potato bruising black spot impact cultivation regime
2014/2/28
Potato tuber bruising was simulated by impact pendulum at temperature 7°C. Two varieties (Agria and Samantana) cultivated under five different regimes were tested one month and/or five months after ha...