Results 41 to 50 of about 511,075 (355)

Relationships between land use and nitrogen and phosphorus in New Zealand lakes [PDF]

open access: yes, 2011
Developing policies to address lake eutrophication requires an understanding of the relative contribution of different nutrient sources and of how lake and catchment characteristics interact to mediate the source–receptor pathway.
Abell, Jonathan Michael   +3 more
core   +2 more sources

Plant-Available Phosphorus in Highly Concentrated Fertilizer Bands: Effects of Soil Type, Phosphorus Form, and Coapplied Potassium.

open access: yesJournal of Agricultural and Food Chemistry, 2020
Phosphorus (P) is increasingly being applied in concentrated bands to satisfy plant nutrient requirements. To quantify changes in plant-available P in the fertosphere of highly concentrated fertilizer bands, we conducted a soil-fertilizer incubation ...
G. Meyer   +6 more
semanticscholar   +1 more source

Role of Soil Minerals on Organic Phosphorus Availability and Phosphorus Uptake by Plants [PDF]

open access: yesGeoderma, 2022
Abstract AimsOrganic P (OP) accounts for significant fractions of the total phosphorus (P) pool in soils, especially in soils treated with organic inputs. In soils, OP compounds can be sorbed onto soil minerals but the consequences of these interactions on P availability and plant uptake are poorly known.
Amadou, Issifou   +2 more
openaire   +3 more sources

Phosphorus Allocation to Leaves of Beech Saplings Reacts to Soil Phosphorus Availability [PDF]

open access: yesFrontiers in Plant Science, 2019
Frontiers in Plant Science ...
Sonia Meller   +3 more
openaire   +4 more sources

Soil Chemical Properties Under Conservation Agriculture and Cereal-Based Cropping System in Eastern Tarai of Nepal [PDF]

open access: yes, 2020
Field experiments were conducted for four years (2014-2017) at five locations namely Salbani, Bhokraha, Simariya, Bhaluwa and Kaptanganj of Sunsari district to assess the changes in soil chemical properties under conservation agriculture (CA)-based ...
Gyawaly, P. (Pankaj)   +5 more
core  

Phosphorus activators contribute to legacy phosphorus availability in agricultural soils: A review [PDF]

open access: yesScience of The Total Environment, 2018
Phosphorus (P) is one of the most limiting macronutrients for crop productivity and P deficiency is a common phenomenon in agricultural soils worldwide. Despite long-term application of phosphate fertilizers to increase crop yields, P availability is often low, due to the high affinity of phosphate for the soil solid phase.
Zhu, Jing, Li, Min, Whelan, Mick
openaire   +3 more sources

Developing global pedotransfer functions to estimate available soil phosphorus [PDF]

open access: yesScience of The Total Environment, 2018
There are a large number of investigations that estimate available soil phosphorous (P), but a paucity of global data on available soil P. One significant modern challenge is developing low cost, accurate approaches to predict available soil P that are useful to scientists around the world.
Yones Khaledian   +4 more
openaire   +3 more sources

Optimizing Phosphatic Fertilizer Drip Timing to Improve Cotton Yield in Saline–Alkali Soil and Mitigate Phosphorus–Calcium Binding Risks

open access: yesAgronomy
To improve cotton yield in salinized arid fields, excess salt is removed and phosphorus content is increased. Adjusting phosphate fertilizer timing with water and fertilizer reduces phosphorus binding with calcium ions.
Xiangxi Bu   +4 more
doaj   +1 more source

Does functional soil microbial diversity contribute to explain within-site plant beta-diversity in an alpine grassland and a dehesa meadow in Spain? [PDF]

open access: yes, 2017
Questions: Once that the effects of hydrological and chemical soil properties have been accounted for, does soil microbial diversity contribute to explain change in plant community structure (i.e. within-site beta-diversity)?
Araya, Yoseph N.   +4 more
core   +2 more sources

Phosphorus Availability for Plant Uptake in a Phosphorus‐Enriched Noncalcareous Sandy Soil

open access: yesJournal of Environmental Quality, 2004
ABSTRACTMining soil phosphorus (i.e., harvesting P taken up from the soil by a crop grown without external P addition) has been proposed as a possible management strategy for P‐enriched soils to decrease the risk of P leaching. We performed a pot experiment in a greenhouse where grass was cropped on a P‐enriched noncalcareous sandy soil at zero P ...
Koopmans, G.F.   +6 more
openaire   +3 more sources

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