Results 71 to 80 of about 124,841 (300)

Assessing residue and tillage management options for carbon sequestration in future climate change scenarios

open access: yesCurrent Research in Environmental Sustainability, 2023
Soil carbon depletion is a major concern for food security in drylands. The objective of this study is to test tillage with residue management under sequential and intercropping systems for carbon sequestration in semi-arid tropical drylands of India. We
Kumari Aditi   +9 more
doaj   +1 more source

Harnessing Large‐Scale Multi‐Omics Data for Risk Prediction and Deep Phenotyping of Valvular Heart Diseases in the General Population

open access: yesAdvanced Science, EarlyView.
Large‐scale UK Biobank analyses identify clinical and proteomic signatures for early prediction of valvular heart disease and its subtypes. Proteins add predictive value for VHD, AVS, and MVR, with outcome‐specific compact panels showing translational potential. Multi‐layer evidence highlights matrix remodeling, protease regulation, immune inflammation,
Zhihao Jiang   +10 more
wiley   +1 more source

Livelihood Risk from HIV in Semi-Arid Tropics of Rural Andhra Pradesh [PDF]

open access: yes
This paper discusses the livelihood dynamics in the fragile landscape of the semi arid tropics (SAT) of Andhra Pradesh. SAT is home to the poorest of the poor who live in conditions of persistent drought, subsistence agriculture and poor access to ...
Gandhi, B. Valentine Joseph   +2 more
core   +2 more sources

Genome‐Wide Association Study and RNA Sequencing Identify Candidate Genes Regulating Nitrogen Use Efficiency and Associated Traits in Sorghum (Sorghum bicolor (L.) Moench)

open access: yesFood and Energy Security
Sorghum (Sorghum bicolor L. Moench) is a resilient cereal crop with remarkable adaptability to diverse environments. Nitrogen use efficiency (NUE) is critical for improving sorghum yields, resource utilization, livelihood security, and environmental ...
Srikanth Bollam   +13 more
doaj   +1 more source

High Tree Species Diversity Promotes Thermal Enhancement Response of Microbial Carbon Use Efficiency

open access: yesAdvanced Science, EarlyView.
ABSTRACT Predicting soil carbon dynamics under warming is constrained by limited understanding of microbial thermal adaptation, particularly whether microbial carbon use efficiency (CUE) can adapt to warming and how plant diversity modulates this response. Using soils from a natural tree species diversity gradient in a subtropical forest, we combined a
Pengpeng Duan   +11 more
wiley   +1 more source

The Tropics

open access: yes, 2023
The tropics, or equatorial regions, for centuries have stirred interest among people living outside of the region. Old Western literature often represented the tropics as a wild, unconquerable natural wilderness, or as “Garden of Eden” style tropic ...
Carroll, Daniel, Carroll, Michael Thomas
core   +1 more source

Graphene Aerogels With Spherical Pore Structure for Broad Frequency Regulation and Enhanced Low‐Frequency Response

open access: yesAdvanced Science, EarlyView.
A graphene aerogel with a spherical‐pore structure is constructed via microbubble templating. This unique architecture suppresses strain‐induced percolation of conductive networks, enabling dynamic frequency tuning. It also delivers enhanced low‐frequency absorption with an effective absorption bandwidth of 2.56 GHz, covering 91% of the low‐frequency ...
Liang Li   +7 more
wiley   +1 more source

História da Educaçãi em S. Tomé e Príncipe (sec XV a XX) - Estudos e Fontes Vol. I

open access: yes, 2021
O desenvolvimento da instrução em São Tomé e Príncipe, ao longo dos séculos XVI a XVIII, foi extraordinariamente atribulado, num padrão semelhante ao das outras colónias africanas, exceptuando-se eventualmente o caso de Cabo Verde.2 Tal não pode, porém,
marques, renata, pereira, sara
core  

Rapid Ragi: A speed breeding protocol for finger millet

open access: yesPlant Methods
Background Climate change is gradually increasing demand for resilient, nutritious crops like finger millet or ragi. Ensuring food security requires researchers to develop improved and adapted cultivars rapidly.
Sobhan Sajja   +10 more
doaj   +1 more source

Inheritance of Resistance to Sorghum Shoot Fly, Atherigona soccata in Sorghum, Sorghum bicolor (L.) Moench

open access: yesFrontiers in Plant Science, 2016
Host plant resistance is one of the major components to control sorghum shoot fly, Atherigona soccata. To understand the nature of gene action for inheritance of shoot fly resistance, we evaluated 10 parents, 45 F1’s and their reciprocals in replicated ...
Mohammed eRiyazaddin   +6 more
doaj   +1 more source

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