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- With the decreasing of soil water level, the efficiency of water use efficiency and stomatal limitation value kept stable, but the root and the rhizome grew more than the aboveground part. 研究表明,甘草的光合特性与生物量分配格局对于干旱环境具有很强的适应能力,引起甘草叶片光合速率下降的主要原因是非气孔因素。
- Relationship between soil water content and water use efficiency of apple leaves. 土壤含水量与苹果叶片水分利用效率的关系。
- use efficiency of soil water 水分利用效率
- The effects of straw mulching and residue are different under different soil water conditions.The increasing of yield and water use efficiency reduce with increasing of soil water content. 不同土壤水分状况下,秸杆和残茬覆盖的效果是不同的,产量和水分利用效率以土壤湿度较小的地段增加最为明显。
- Effect of soil drought on the growth and water use efficiency of seabuckthorn 土壤干旱对沙棘苗木生长及水分利用的影响
- Effects of formula fertilizer application on soil water use efficiency of winter wheat in dryland of West parts of Henan province 豫西配方施肥对旱地冬小麦水分利用效率的影响
- Influence of Soil Water on CO_2 Flux Density and Group Water Use Efficiency in Summer Corn Field 土壤水分对夏玉米农田CO_2通量和群体水分利用率的影响
- The application of organic fertilizer is necessary in supplying the resource of potassium of soils and alleviating the disequilibrium of N,P,K and increasing the use efficiency of organic nitrogen. 证明有机肥是土壤钾的重要来源,施用有机肥对于缓解氮磷钾比例失衡有重要作用;
- Effect of soil drought stress on the shoot growth and water use efficiency of Quercus liaotungensis and Acer stenolobum var.megalophyllum 土壤干旱对辽东栎、大叶细裂槭幼苗生长及水分利用的影响
- Keywords Southern Loess Plateau;Plantations;SPAC system;Water budget;Five water transfer;Spatial and temporal change of soil water content;Water use efficiency; 关键词黄土高原南部;人工植被;SPAC系统;水量平衡;“五水”转化;土壤水分时空分布;水分利用效率;
- In the same way,there was a slight improvement on the soil water content in the fallow,water use efficiency and wheat yield for the no-tillage plus subsoiling due to the harrowing operation. 对免耕+深松耕作法增加播前耙地作业后,小麦地休闲期蓄水效果和水分利用效率得到一定程度的提高,产量略有增加。
- Effects of soil textures and emitter material on the soil water movement and efficiency of negatively pressurized irrigation system 土壤质地和灌水器材料对负压灌溉出水流量及土壤水运移的影响
- Research about the dynamic changes of soil moisture consumption in the root district of summer maize and the application efficiency of soil water 灌溉条件下夏玉米田根系层水分动态和田间灌溉水有效利用率的研究
- Pot experiments were carried out to study the photosynthetic rate, transpiration rate and water use efficiency of the seedlings of four winter wheat varieties under different soil drought. 摘要采用盆栽试验对土壤干旱下不同品种冬小麦幼苗光合、蒸腾速率和水分利用效率进行了研究。
- Nitrogen agronomy efficiency of rice under NN and HN conditions decreased with soil water stress. 随着土壤水势的降低,中、高氮处理的氮肥农学利用率降低。
- Under water stress,the shoot increased rate,the water use efficiency and carboxylation efficiency of two peach varieties were studied under pot cultivation condition. 以盆栽短枝型桃品种超红短枝和普通型品种早红珠为试材,研究了水分胁迫对不同生长类型桃树新梢增长率、叶片水分利用效率和羧化效率的影响。
- Spatial variability of soil water retention curves on a forested hill-slope. 森林流域坡面林地土壤水分运动特征参数空间异质性研究。
- Instantaneous water use efficiency of E. angustifolia showed the tendency of increase-decrease-increase, but G. biloba G.Don var. parviflora always decreased. (2)随着干旱胁迫增加,沙枣瞬时水分利用效率呈现增加-下降-再增加趋势,孩儿拳头呈现下降趋势;
- The value of Q10 of soil respiration increased with soil water content. 土壤水分含量的增加可增加土壤呼吸的Q10。
- Liang Y C,Hu F,Yang M C et al.Mechanism of high yield and irrigation water use efficiency of rice in plastic film mulched dryland[J].Scientia Agricultura Sinica,1999,32(1):26-32. [1]梁永超;胡锋;杨茂成;等.;水稻覆膜旱作高产节水机理研究[J]