Sentences with phrase «nitrogen availability»

For example, once a tree has essentially as much CO2 as it can use, other conditions such as soil nitrogen availability, will become limiting.

The landscape's productivity is limited by nitrogen availability.

Treat CC, Wollheim W, M., Varner R, K., Bowden W, B. (2016) Longer thaw seasons increase nitrogen availability for leaching during fall in tundra soils.

The researchers also used a geochemical model to show how a global system with high iron concentration and low phosphorus availability combined with low nitrogen availability in ocean shallows could perpetuate itself in a low - oxygen world.

Litterfall 15N abundance indicates declining soil nitrogen availability in a free - air CO2 enrichment experiment.

With the current study, the authors built on that work, analyzing the planet's nitrogen balance, geochemical proxies and building a spatial nitrogen weathering model to assess rock nitrogen availability on a global scale.

Pang, X. & Letey, J. Organic farming: challenge of timing nitrogen availability to crop nitrogen requirements.

Farmers have always interfered with the cycle, because nitrogen availability often limits the fertility of soils.

Current research on improvement of crops involves dissection of plant responses to various stress caused by a lack of water, restricted nitrogen availability, or high temperature.

Positive: Increased organic matter if increased productivity; increased nitrogen availability Negative: Decreased organic matter (with increased decomposition rates); decreased mycorrhizal support; increased soil acidity; increased release, or decreased removal, of atmospheric CO2

Tiemens - Hulscher, Marjolein; Lammerts van Bueren, E.T. and Struik, Paul (2012) Crop traits relevant for selecting potato genotypes adapted to low nitrogen availability.

Rock nitrogen availability is determined by weathering, which can be physical, such as through tectonic movement, or chemical, such as when minerals react with rainwater.

Introduction Consistent weed control and nitrogen availability are important factors in determining yield in organic no - till corn production.

Finger RA, Turetsky MR, Kielland K, Ruess RW, Mack MC, Euskirchen ES (2016) Effects of permafrost thaw on nitrogen availability and plant - soil interactions in a boreal Alaskan lowland.