Results 111 to 120 of about 724,957 (314)

first results from an experiment on on-farm planting material production in Cameroon [PDF]

open access: yes, 2006
Rubber smallholdings have yet to be widely developed in Cameroon and, in the absence of a support programme for that sector, small and medium-sized farms are encountering numerous difficulties.
Chambon, Bénédicte   +3 more
core  

Interaction of Ladle Slag With Varying SiO2 Content and Recyclate‐Based MgO–C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
Ladle slags (CaO/Al2O3 = 1) with 1–20 wt% SiO2 were investigated in contact with industrial MgO–C refractories fabricated from fresh magnesia and 50 wt% recyclate. The sessile drop method at 1600°C reveals intensive gas formation, delayed slag infiltration in recyclate‐based samples, and, under high‐SiO2 slag, formation of a dense MgAl2O4‐rich ...
Anton Yehorov   +6 more
wiley   +1 more source

Sugarcane Planting: A Comparison of Manual and Mechanical Planting Methods

open access: yesEDIS
This publication is a tool to aid sugarcane growers, Extension agents, and the general public in understanding the advantages and disadvantages of manual and mechanical sugarcane planting methods in Florida, particularly in the Everglades Agricultural ...
Hima Varsha Madala, Hardev Sandhu
doaj  

R&D and private investment: How to conserve indigenous fruit biodiversity of Southern Africa [PDF]

open access: yes
Indigenous fruits contribute widely to rural incomes in Southern Africa but their availability is declining. A domestication program aims to increase farm-household income and conserve biodiversity through farmer-led tree planting.
Mithöfer, Dagmar   +2 more
core  

Development of Sustainable MgO–C Refractories Using MgO–C Recyclates and a Novel Eco‐Friendly Fructose–Tannin Binder Crosslinked With Citric Acid

open access: yesAdvanced Engineering Materials, EarlyView.
This study develops sustainable MgO–C refractories using recycled materials and eco‐friendly fructose–tannin binders. The enhanced performance of citric acid as a cross‐linker and functional additives on mechanical and thermomechanical properties was examined. Characterization included strength tests, immersion trials, and microstructural and inclusion
Dinesh K. Gunasekar   +7 more
wiley   +1 more source

Study on the Effect of Plant Growth on the Power Generation Performance of CdTe Photovoltaic Glass Curtain Walls

open access: yesApplied Sciences
The high summer temperatures of PV (photovoltaic) glass curtain walls lead to reduced power generation performance of PV modules and increased indoor temperatures.
Dawei Mu, Xiaoyong Yang, Yixian Zhang
doaj   +1 more source

Effects of Stock Type and Planter Experience on the Time Required to Plant Loblolly Pine Seddlings [PDF]

open access: yes, 1987
Inexperienced workers planted container-grown and bare-root seedlings of loblolly (Pinus taeda L.) on a rocky, upland site near Batesville, AR in a comparison of planting speed and survivability.
Kluender, Richard A., Yeiser, Jimmie L.
core   +2 more sources

Bioinspired Shape‐Memory Hook Fasteners With Programmable Interlocking and Silent Release

open access: yesAdvanced Engineering Materials, EarlyView.
Bioinspired hook fasteners made from epoxy shape‐memory polymers are shown to switch between strong, secure attachment and gentle, silent release when heated. By combining programmable geometry and material response, these adaptive fasteners outperform commercial systems in strength and noise control, enabling new solutions for robotics, medical ...
Maria I. Vallejo Ciro   +3 more
wiley   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Tuzluçayır-Mamak Düzensiz Depolama Alanı İçin Peyzaj Onarımının Önemi ve Gereği

open access: yesJournal of Agricultural Sciences, 2006
Ülkemizde katı atık bertarafı, genellikle belediyeler tarafından katı atıkların toplanıp, uzaklaştırılması şeklinde uygulanmaktadır. Bu işlem İl ve ilçe belediyeleri tarafından belirlenen alanlara düzensiz depolama şeklinde yapılmaktadır.
E. Figen Dile
doaj  

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