Results 31 to 40 of about 135,934 (288)

Effects of carbon dioxide on the searching behaviour of the root-feeding clover weevil Sitona lepidus (Coleoptera: Curculionidae) [PDF]

open access: yes, 2006
The respiratory emission of CO2 from roots is frequently proposed as an attractant that allows soil-dwelling insects to locate host plant roots, but this role has recently become less certain.
Crawford, John W.   +7 more
core   +4 more sources

Botanical bibliographies

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 1982
Advances in white clover research and biological nitrogen fixation as reflected in the proceedings of the XIII International botanical Congress, Sydney, Australia, 21-28 Aug., 1981. Abstract, collected and produced by D. J. Carr.
D. J. CARR
doaj   +1 more source

A Small Amount of Nitrogen Transfer from White Clover to Citrus Seedling via Common Arbuscular Mycorrhizal Networks

open access: yesAgronomy, 2020
Few studies have examined if perennial leguminous cover crops are able to transfer nitrogen (N) via common mycorrhizal networks (CMNs) to neighboring fruit trees; the gradient of such N transfer could affect the N nutrition of both plants.
Linfa Fang   +7 more
doaj   +1 more source

The Effect of Pore Functionality in Multicomponent Covalent Organic Frameworks on Stable Long‐Term Photocatalytic H2 Production

open access: yesAdvanced Energy Materials, EarlyView.
Five COFs are synthesized through a multicomponent reaction, preserving a similar backbone while introducing varying pore functionalities. All COFs demonstrate excellent chemical stability and sustained H2 production under sunlight for 7‐15 days. The imidazole‐functionalized COF exhibits the highest H2 production, which can be attributed to its high ...
Prasenjit Das   +18 more
wiley   +1 more source

Comparative growth and management of white and red clovers [PDF]

open access: yes, 2009
peer-reviewedThe aim of this paper is to provide the underpinning scientific basis for the optimum management of white and red clovers. Critical morphological and canopy characteristics which influence the yield and persistence of white and red clover in
Black, Alistair D   +3 more
core  

Cutting Through the Green: A Case for Grassland Archaeology Using UAV Multispectral Data

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Advances in low‐altitude remote sensing are needed to improve the effectiveness of archaeological prospection in the Netherlands. The geomorphological situation and land use history make applying various remote sensing and geophysical technologies particularly challenging.
Roeland Emaus
wiley   +1 more source

Effects of arbuscular mycorrhizal fungi and rhizobia on nitrogen assimilation of white clover

open access: yesGuangxi Zhiwu, 2023
Symbiotic microorganisms such as arbuscular mycorrhizal fungi (AMF) and rhizobia (Rh) both promote host plant N acquisition, but whether and how the combination affects host plant nitrogen (N) assimilation remains unclear.
Huihui WU   +4 more
doaj   +1 more source

The Comparison of Soil Agrochemical and Biological Properties in the Multi-Cropping Farming Systems

open access: yesPlants, 2022
Multi-cropping systems play an important role in improving the quality of soil properties. A field experiment was carried at the Experimental Station of Vytautas Magnus University Agriculture Academy (Lithuania) in 2017 to 2019.
Aušra Rudinskienė   +5 more
doaj   +1 more source

Progress towards clover cyst nematode resistant white clover

open access: yesProceedings of the New Zealand Grassland Association, 1996
Clover cyst nematode (Heterodera trifolii) reduces growth and nutrient uptake of white clover (Trifolium repens) in New Zealand, and breeding resistant cultivars is the preferred control method for ecological and economic reasons. Resistant and susceptible selections were taken from a wide range of white clover seedlines.
J. Van den Bosch, C.F. Mercer
openaire   +2 more sources

Clover seed production - in organic and conventional cropping systems [PDF]

open access: yes, 2010
White clover (Trifolium repens L.) is an important component in grassland mixtures and as a green manure crop. Since Denmark has excellent conditions for white clover seed production and holds the position of the largest producer within the EU emphasis ...
Boelt, B.   +2 more
core  

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