Results 21 to 30 of about 641,965 (315)

Effects of Process Parameters in the Production of High Density Polyethylene-Grass Composite

open access: yesJournal of Applied Sciences and Environmental Management, 2018
This study investigates the effects of process parameters in the production of high density polyethylene-grass composite; the process parameters and their interaction on the mechanical properties of the produced high density polyethylene-grass composite
DD Olodu, JO Osarenmwinda
doaj   +1 more source

Selection and Screening Procedures to Determine Optimal Product Designs. (REVISED, April 1997) [PDF]

open access: yes, 1996
To compare several promising product designs, manufacturers must measure their performance under multiple environmental conditions. In many applications, a product design is considered to be seriously flawed if its performance is poor under any level of
Pan, Guohua, Santner, Thomas J.
core   +1 more source

RESPONS PERTUMBUHAN DAN KUALITAS BEBERAPA VARIETAS KENAF (Hibiscus cannabinus L.) TERHADAP PEMBERIAN PUPUK N DAN KOTORAN AYAM

open access: yesZiraa'ah: Majalah Ilmiah Pertanian, 2016
The reaserch was conducted to analizies the interaction of the responsibilities of varieties, N and chicken manure fertillizer, analizies of varieties treatment, analizies dosage of  N and chicken manure fertilizer to growth, yield an quality of kenaf ...
Hadi Pranoto
doaj   +1 more source

Influence of row spacing reduction on maize grain yield in regions with a short summer [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2001
The interest in reducing maize row spacing in the short growing season regions of Brazil is increasing due to potential advantages such as higher radiation use efficiency.
Luís Sangoi   +4 more
doaj   +1 more source

Missing Observations in Split-Plot Central Composite Designs: The Loss in Relative A-, G-, and V- Efficiency

open access: yesJournal of Applied Sciences and Environmental Management, 2021
The trace (A), maximum average prediction variance (G), and integrated average prediction variance (V) criteria are experimental design evaluation criteria, which are based on precision of estimates of parameters and responses. Central Composite Designs(
Y. Yakubu, A.U. Chukwu
doaj   +1 more source

Do split application of nitrogen and boron influence the hybrid true seed production from potato mother plant?

open access: yesJournal of Biological Research, 2020
Two consecutive field experiments were conducted during the period from October 2013 and 2014 to April 2014 and 2015 to show the effect of split application of nitrogen (SN) and boron (B) on hybrid TPS.
Rajesh Chakraborty
doaj   +1 more source

Soil amendment with biochar and manure alters wood stake decomposition and fungal community composition

open access: yesGCB Bioenergy, 2023
Biochar and manure can be used for sustainable land management. However, little is known about how soil amendments might affect surface and belowground microbial processes and subsequent wood decomposition.
Ruirui Zhao   +2 more
doaj   +1 more source

Effects of Aprons on Pitfall Trap Catches of Carabid Beetles in Forests and Fields [PDF]

open access: yes, 2017
This study compared the efficacy of three types of pitfall traps in four forest and two field habitats. Two traps had aprons and one did not. The two apron traps were the same except for a gap between the trap and the plywood-apron, allowing captures ...
Epstein, Marc E, Kulman, Herbert M
core   +2 more sources

Improvements in the processing of agricultural commodities: The case of cocoa liquor

open access: yesDyna, 2017
The solidification of the cocoa liquor is one of the most important steps for processing cocoa cultivars. This process is typically characterized as a continuous process, which may become a barrier for the randomization of the applied data treatments ...
Diego Castro-Fettermann   +4 more
doaj   +1 more source

Pengaruh Frekuensi dan Periode Pemberian Pakan Terhadap Produksi Karkas Ayam Buras Super

open access: yesJurnal Peternakan Indonesia, 2017
Penelitian ini bertujuan untuk mengetahui produksi karkas ayam buras super yang optimal dengan manajemen pemberian pakan yang berbeda. Materi yang digunakan adalah 252 ekor anak ayam buras super unsex umur 1 hari dengan bobot badan awal rata-rata 37,88 ±
I. Darmawan   +2 more
doaj   +1 more source

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