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nitrogen stresses, photosynthesis and transpiration recovered gradually over a period of 3–4 days. Extent of recovery was …Temporal responses to drought and nitrogen stresses were studied on wheat (Triticum aestivum) seedlings subjected to … nitrogen levels. Leaf area, dry weight, carbon and nitrogen mass, root/shoot ratio, specific leaf nitrogen, photosynthesis …
Persistent link: https://www.econbiz.de/10010939632
conductivity with consequential reduced transpiration and biomass production. We hypothesized that the increased soil matric head …
Persistent link: https://www.econbiz.de/10011047710
-filling stage. Under drought conditions, Pn remained high, but the transpiration rate (Tr) was reduced by EC. In addition, the water … elevated, 740.6±45.4μmolmol−1) and two water levels (normal and drought) were conducted in enclosed top chambers. The results … conditions, respectively, at the seed-filling stage. Seed yield per plant was also improved by 25.3%. Under drought conditions …
Persistent link: https://www.econbiz.de/10011047645
third of their pre-drought allocations. Understanding how the irrigation sector adapted to less water will help planning for … the next drought and a future in which irrigation water use will be reduced permanently in the basin. …The recent drought in south-eastern Australia saw the lowest inflows on record in the Murray–Darling Basin in 2006. As …
Persistent link: https://www.econbiz.de/10010930909
This article presents an econometric analysis of irrigation commodity area and revenue responses to varying commodity … prices, water availability and climate conditions for the second half of a decade long drought in the Murray–Darling Basin …, Australia. We find statistically significant evidence of irrigation area decline with reductions in water allocations and …
Persistent link: https://www.econbiz.de/10010930911
mechanisms behind the control of transpiration in olive trees under drip irrigation. One model is based on the biophysics of …% of the crop water needs, and in trees under regulated deficit irrigation (RDI) strategy, in which irrigation replaced ca … shallow root distribution and very coarse soil, most of the limitation to transpiration was imposed by the hydraulics of the …
Persistent link: https://www.econbiz.de/10011047700
Spain, make the irrigation efficiency a vital issue when it comes to cope with the high costs of water and contribute to an …
Persistent link: https://www.econbiz.de/10011208845
The accurate partitioning of crop evapotranspiration (ETc) into two components, soil evaporation (Es) and transpiration … (Tr), is needed to better understand terrestrial hydrological cycles and develop precise irrigation scheduling. However … under different mulching, thus could be a useful tool for improving irrigation water management. …
Persistent link: https://www.econbiz.de/10010681961
, 2008 for summer corn (flowering stage, 90mm, flood irrigation), transpiration of corn accounts for 71.3% of total …-green stage, 110mm, sprinkler irrigation), transpiration of winter wheat accounts for 61.7% of evapotranspiration, and the …The flux of evaporation, transpiration and deep percolation play an important role in agricultural water management. In …
Persistent link: https://www.econbiz.de/10010572970
Evapotranspiration (ETc) fluxes from plastic mulch production systems are different than open field production systems and require quantification of ETc for plastic mulch environment. A 3-year study was conducted to quantify bi-weekly ETc and develop a crop coefficient (Kc) for drip-irrigated...
Persistent link: https://www.econbiz.de/10010719212