Results 71 to 80 of about 18,559 (286)

Orchard netting impacts on biodiversity leading to cascading effects at the ecosystem level

open access: yesBiological Reviews, EarlyView.
ABSTRACT Agriculture must ensure food production without further compromising the ecosystem functions upon which it depends. Agricultural practices should therefore avoid harming farmland biodiversity, especially of taxa that supply the key ecosystem services (e.g.
Corrado Alessandrini   +13 more
wiley   +1 more source

Evaluation of Pollen Vitality in Different Sugarcane Genotypes Utilizing Various Techniques and Time Intervals [PDF]

open access: yesResearch Journal of Applied Biotechnology
This study was conducted to contrast two staining techniques for determining pollen viability in sugarcane. At three diverse times (6:30, 8:00, and 9:30 a.m.), pollen from seven sugarcane genotypes was gathered, and its vitality was assessed using ...
Wafaa Grad   +3 more
doaj   +1 more source

STUDIES ON JOJOBA [Simmondsia chinensis (LINK) SCHNEIDER] ~ 111- POLLEN VIABILITY AND POLLEN ULTRASTRUCTURE. [PDF]

open access: yesJournal of Plant Production, 2004
Fresh pollen of jojoba attained the highest pollen viability at the beginning of the flowering season, where pollen fertility percentages for all the tested male parents exceeded 90%.
Eman EI-Fadly   +3 more
doaj   +1 more source

Determination of Pollen Viability in Tomatoes [PDF]

open access: yesJournal of the American Society for Horticultural Science, 1992
A procedure is described for determining pollen viability in tomatoes (Lycopersicon esculentum Mill.) by growing pollen in a growth medium containing 0.29 M sucrose, 1.27 m m Ca(NO 3 ) 2
openaire   +1 more source

Policy and Market Mechanisms for Sustainable Finance: A Systematic Review and Research Agenda

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Sustainable finance has emerged as a critical instrument for addressing the dual challenges of climate change and sustainable development. Nonetheless, a substantial financing gap persists, while the concept remains under‐theorized without a universally accepted definition, and empirical evidence of its effectiveness remains inconsistent and ...
Jihyung Joo, Byounguk Keum, Taewoo Roh
wiley   +1 more source

Key Challenges for Commercializing Perovskite–Silicon Tandem Solar Cells

open access: yesCarbon Energy, EarlyView.
This review discusses the scientific and technological challenges in advancing perovskite–silicon tandem solar cells (PSTSCs) from lab‐scale to commercial viability, focusing on long‐term stability, scalability, and economic feasibility. Key issues include intrinsic and extrinsic degradation factors, installation conditions, environmental impacts, and ...
Bilal Mehmood   +16 more
wiley   +1 more source

Mapping the US Bridgebuilding Field: Situating Organizations in the Ecosystem of Social Change

open access: yesConflict Resolution Quarterly, EarlyView.
ABSTRACT This article explores the ecosystem of bridge‐building initiatives in the United States. Drawing on an original database of 223 organizations, interviews with 7 staff across 6 organizations, and a literature review related to bridge‐building, polarization, and collective action, we first describe the range of existing initiatives and their ...
Gabrielle Mathews, Karen Ross
wiley   +1 more source

PERKEMBANGAN MIKROGAMETOFIT DAN UJI VIABILITAS SERBUK SARI KELAPA (Cocos nucifera L. “Ancak”)

open access: yesSimbiosis: Journal of Biological Sciences, 2013
The research observed the type of pollen shape, development of microgametophyte, and pollen viability of Cocos nucifera L. “Ancak”, that is the pollen structure Cocos nucifera L. used preparation with acetolysis method.
Ni Luh Gede Cerli Tonika Sari   +2 more
doaj  

Analysis of transgenic wild rice : molecular confirmation of transgene presence and risk assessment for pollen viability / Alireza Saeidi. [PDF]

open access: yes, 2011
Rice is one of the major sources of food for the population of the world, and almost 50% of the world population depends on it. Malaysian national rice production was estimated to provide just 60-65% of the domestic requirement, so the strategies that ...
Saeidi, Alireza
core  

Toward in vitro fertilization in Brachiaria spp.

open access: yes, 2010
Brachiaria are forage grasses widely cultivated in tropical areas. In vitro pollination was applied to accessions of Brachiaria spp. by placing pollen of non-dehiscent anthers on a solid medium near isolated ovaries.
Willemse, M.T.M.   +6 more
core   +1 more source

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