Results 31 to 40 of about 148,010 (190)

Coronatine-insensitive 1 (COI1) mediates transcriptional responses of Arabidopsis thaliana to external potassium supply [PDF]

open access: yes, 2010
The ability to adjust growth and development to the availability of mineral nutrients in the soil is an essential life skill of plants but the underlying signaling pathways are poorly understood.
Amtmann, A.   +8 more
core   +1 more source

Effects of Potassium Deficiency on the Growth of Tea (Camelia sinensis) and Strategies for Optimizing Potassium Levels in Soil: A Critical Review

open access: yesHorticulturae, 2022
Potassium is among the three essential macronutrients for tea plants, along with nitrogen and phosphorous, and plays important roles in growth and stress response.
Wei Huang   +8 more
doaj   +1 more source

Potassium and magnesium deficiency, its role in cardiovascular disease development and possibilities of correction

open access: yes, 2019
Aim. To evaluate the significance of potassium and magnesium in human health formation and their role in development of functional disorders of cardiovascular and nervous system and in development and progression of cardiovascular diseases.
Olga E. Blokhina   +3 more
core   +1 more source

Identification of Modern High-Yield Soybean Genotypes for Potassium-Use Efficiency in Sandy Soil of the Brazilian Cerrado

open access: yesAgronomy, 2023
Soybean is the main leguminous crop in Brazil, mostly grown in tropical soils with low potassium (K) availability. Therefore, the identification of new genotypes with efficient K uptake and utilization in environments with low exchangeable K content is ...
João Flávio Floriano Borges Gomides   +11 more
doaj   +1 more source

Temporary nutrient deficiency - a difficult case for diagnosis and prognosis by plant analysis

open access: yes, 2000
Plant analysis aims to either detect deficiency at the time of sampling (diagnosis) or predict its occurrence at a later stage of growth (prognosis). Its use is based on the presumption that the plant nutrient status will either be constant with plant ...
Richard W. Bell, Bell, R.W.
core   +1 more source

Comparaison des résultats de mesure du potassium dans le sang total et le plasma hépariné d'équins, de bovins et d'ovins à l'aide du système Reflovet plus [PDF]

open access: yes, 2004
Le Reflovet est un analyseur de constituants biochimiques prévu pour utiliser du sang total, excepté pour le potassium en raison de la possible interférence de ces ions libérés à partir des érythrocytes.
Gourdin, Julien
core  

Effects of Nutrient Deficiency on Crop Yield and Soil Nutrients Under Winter Wheat–Summer Maize Rotation System in the North China Plain

open access: yesAgronomy
The wheat–maize rotation system in the North China Plain (NCP) has a large amount of crop straw. However, improper crop straw management and blind fertilization lead to nutrient imbalance and accelerated nutrient loss from the soil, ultimately leading to
Zheng Sun   +6 more
doaj   +1 more source

Influence of different iron availability on phosphoenolpiruvate carboxilase and malate dehydrogenase in roots of maize (Zea Mays L.) plants grown under iron deficiency

open access: yes, 2010
The effect of the different nitrate availability on some enzymatic activities has been evaluated in iron deficient and iron sufficient maize plants (Zea mays L.).
Adalgisa Belligno, Marco Antonio Russo
core   +1 more source

A man with a worrying potassium deficiency [PDF]

open access: yesEndocrinology, Diabetes & Metabolism Case Reports, 2014
Summary Hypokalaemia may present as muscle cramps and Cardiac arrhythmias. This is a condition commonly encountered by endocrinologists and general physicians alike. Herein, we report the case of a 43-year-old gentleman admitted with hypokalaemia, who following subsequent investigations was found to have Gitelman's syndrome (GS).
Tabasum, A   +3 more
openaire   +2 more sources

-ATPase in sorghum roots as affected by potassium deficiency and nitrogen sources

open access: yes, 2014
We studied the influence of inorganic nitrogen sources (NO3 - or NH4 +) and potassium deficiency on expression and activity of plasma membrane (PM) H+-ATPase in sorghum roots.
J. C. Alvarez-Pizarro   +5 more
core   +1 more source

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