نتایج جستجو برای: macronutrient uptake

تعداد نتایج: 134039  

Journal: :Plant physiology 1998
Schachtman Reid Ayling

P is an important plant macronutrient, making up about 0.2% of a plant’s dry weight. It is a component of key molecules such as nucleic acids, phospholipids, and ATP, and, consequently, plants cannot grow without a reliable supply of this nutrient. Pi is also involved in controlling key enzyme reactions and in the regulation of metabolic pathways (Theodorou and Plaxton, 1993). After N, P is the...

Journal: :Agrosystems, geosciences & environment 2023

Application of N fertilizer and no-tillage (NT) can increase winter wheat (Triticum aestivum L) production through improvements in plant available soil water nutrient availability. However, long-term tillage management interaction effects on uptake are not well known. The objective this study was to quantify grain yield, macronutrient removal, utilization responses application intensity. conduc...

Journal: :Environmental pollution 2007
Ming-hua Wang Da-zhi Wang Gui-zhong Wang Xu-guang Huang Hua-sheng Hong

We examined the influence of macronutrient (nitrate and phosphate) additions on Ni uptake by phytoplankton (Prorocentrum donghaiense and Skeletonema costatum) and its subsequent transfer to marine copepods (Calanus sinicus and Labidocera euchaeta). Ni uptake by phytoplankton after 24h of exposure was markedly dependent on nutrient conditions, with a higher nutrient quota facilitating Ni accumul...

2014
Ryoung Shin

Potassium is a macronutrient that is crucial for healthy plant growth. Potassium availability, however, is often limited in agricultural fields and thus crop yields and quality are reduced. Therefore, improving the efficiency of potassium uptake and transport, as well as its utilization, in plants is important for agricultural sustainability. This review summarizes the current knowledge on the ...

Journal: :Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 2018

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2014
Michael W Lomas Juan A Bonachela Simon A Levin Adam C Martiny

We have a limited understanding of the consequences of variations in microbial biodiversity on ocean ecosystem functioning and global biogeochemical cycles. A core process is macronutrient uptake by microorganisms, as the uptake of nutrients controls ocean CO2 fixation rates in many regions. Here, we ask whether variations in ocean phytoplankton biodiversity lead to novel functional relationshi...

Journal: :Deep Sea Research Part II: Topical Studies in Oceanography 2017

Journal: :Limnology and Oceanography 2023

Abstract Siderophores are strong iron‐binding molecules produced and utilized by microbes to acquire the limiting nutrient iron (Fe) from their surroundings. Despite importance as a component of ligand pool in seawater, data on distribution siderophores that use them limited. Here, we measured concentrations types dissolved during two cruises April 2016 June 2017 transited iron‐replete, low‐mac...

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