Sentences with phrase «soil water deficits»

The lower relative humidity and increased temperatures that would result from potential reductions in fog and low cloud cover could increase plant evapotranspiration rates, raise soil water deficits, and accelerate risks of forest fire.

In the model, photosynthesis is restricted by frost, high vapor pressure deficit, suboptimal temperatures and soil water deficits.

Soil water deficits, from increased temperatures and reduced precipitation, can result in larger pathogen populations and lower tree and forest defenses against pathogens (Lorio 1993; Chakraborty et al. 2008).

Growth is partitioned above - and below - ground as a function of soil fertility and to a lesser extent, soil water deficit (Landsberg and Waring [1997]-RRB-.

Not exact matches

Through this integration, stresses induced by high temperature, soil water and nitrogen deficits, can be taken into account in the new model.»

Storm drainage systems typically redirect most floodwater out to sea, but given the region's intense water deficit, hydrology scientists at the University of California, Davis, are experimenting with so - called groundwater banking, which involves sending storm water to flood fallow fields where it can percolate into the soil and replenish aquifers.

Qin said a primary objective of this study was to determine if this particular type of soil amendment could have a positive impact on plant growth under stress caused by drought or similar water - deficit conditions.

The study, «Lignite - derived humic substances modulate pepper and soil - biota growth under water deficit stress,» was conducted by AgriLife Research graduate student Kuan Qin in collaboration with center director and plant physiologist Dr. Daniel Leskovar.

Diurnal variation in stem girth as affected by three different ranges (0.43, 1.78 and 2.11 kPa) of air vapour pressure deficit (VPD) under minimum soil water stress was studied in mature rubber trees (Hevea brasiliensis) in Northeast Thailand.

Plants are often subjected to periods of soil and atmospheric water deficits during their life cycle as well as, in many areas of the globe, to high soil salinity.

Assessing the Food Prospect (pdf) Introduction Soil: Surplus to Deficit The Fast Growing Water Deficit The Changing Food Economy The Soybean Factor Future Food Security

The second section looks at the negative effect of ecological deficits on the food prospect and how to eliminate both soil and water deficits.

Site environmental variables in 2007 — 13: daily precipitation (annual amounts noted); daily mean soil water content at 30 cm below surface (SWC); daily maximum vapor pressure deficit (VPD); daily mean air temperature over the forest canopy (Ta).

«Widespread exposures to toxic chemicals in our air, water, food, soil, and consumer products can increase the risks for cognitive, behavioral, or social impairment, as well as specific neurodevelopmental disorders such as autism and attention deficit hyperactivity disorder (ADHD).»