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- crop water status 作物水分状况
- This paper investigated the effects of various till age and straw mulch on soil properties, soil water status and crop yield of summ er maize through field experiments. 通过夏玉米田间试验研究了不同耕作措施及秸秆覆盖对土壤特性、水分状况、作物产量及水分利用效率的影响。
- Relationship between canopy reflectance and plant water status of wheat. 小麦冠层反射光谱与植株水分状况的关系。
- Primary investigation on the relationship between the crop water stress index and the soil moisture. 作物水分胁迫指数与土壤含水量关系探讨。
- Crop water production function under dynamic optimal management of fertilizer supply. 养分优化管理条件下作物水分生产函数。
- The relation between crop water use efficiency and crop productivity potential,crop yield were investigated. 研究了作物水分利用效率与作物生产潜力、产量的关系。
- However, the reflectance of middle--IR and the emission of heat--IR tendto be inversely correlated with crop water content. 而对中红外的反射与热红外的发射则与作物含水情况呈反相关的趋势。
- The analysis of the variation in source of crop water requirement was conducted based on the climate division by annual aridity index. 在根据年干燥度进行干湿区划的基础上,对作物生态需水来源进行分析。
- The crop yield estimation model based on crop water production function and CWSI was educed by linking CWSI and crop water production function. 将作物水分胁迫指数(CWSI)与作物水分生产函数相结合,得到了用CWSI表示的作物水分生产函数,进而推导出基于作物水分生产函数和CWSI的作物产量估算模式。
- Compared both of the plantes, calamus is more adapt than narrow leaf bulrush to the Qinhuai river water status. 而且通过净化和耐淹试验中两种植物的对比,菖蒲比狭叶香蒲更能适应外秦淮河的水质状况。
- The principles and methodology of measurement of crop water requirements (ETc) by time domain reflectometry (TDR) technique were presented in this paper. 介绍了应用时域反射仪(TDR)测定作物需水量(ETc)的原理和方法。
- Effect of soil temperature, soil water status and soil texture on the decomposition was functioned by the? f T,f W and f S?,respectively. f T、f W 及 f S分别为土壤温度、水分及质地对有机碳分解的影响函数 ,它们通过对不同有机物料在实验室控制条件下的培养测定结果得以确定。
- Allen R G, Pereira L S, Raes D, Smith M.Crop evapotranspiration Guidelines for computing crop water requirements [M].FAO Irrigation and Drainage 1998, 56. 康绍忠;刘晓明;熊运章.;土壤-植物-大气连续体水分传输理论及其应用[M]
- The root growth, root vigor, root tissue water status and root/cap of White mustard were investigated under soil water stress using pot test. 利用旱棚盆栽研究土壤水分胁迫对白芥根系发育、根系活力、根组织水分状态和根冠比的影响。
- The water coming from carbonate rocks or reservoirs could be divided into seven aqueous types by its geochemistry characteristic and water status. 根据出水状况及其地球化学特征,将测试水划分为7种类型。
- The plant water status was evaluated using the leaf water potential measurements, leaf relative water content, leaf chlorophyll content and air/ leaf temperature gradient. 植物中水分状况通过植物叶面水势、面相对含水量、面叶绿素含量和空气/面温度梯度来估算。
- This life is a crop watered from the rain,then it turns into hay,and gets blown away by the wind. 今世的生活,犹如我从云中降下雨水,植物得雨,就蓬勃生长,既而零落,随风飘散。
- Fan, K.C. and Huang, C.M. (2005) Effects of salinity on Morphological growth, water status and chlorine concentrations of various tissues of Pongamia pinnata seedling. 范贵珠、黄佳敏(2005)盐分对水黄皮苗木形质生长、水分状态及植物体氯离子浓度之影响。
- In 1998, Food and Agriculture Organization of the United Nations recommended FAO Penman-Monteith equation for computing crop water requirements as new standard to replace the modified Penman equation. 联合国粮农组织(FAO)于1998年正式推荐新的计算作物腾发量的标准方法FAO彭曼-蒙特斯公式(Pen-man-Monteith公式),用以代替FAO过去推荐的修正彭曼公式。