نتایج جستجو برای: straw particleboard
تعداد نتایج: 9961 فیلتر نتایج به سال:
Straw mulching is an effective measure to improve soil properties, crop growth, and yield. To further understand the advantage mechanisms of straw mulching, a field experiment with seven straw mulching levels (0 to 18 000 kg ha-1) was conducted to study the effects of straw mulching on maize (Zea mays L.) photosynthesis and rhizosphere soil microecological environment. Results showed that maize...
To determine the effects of straw incorporation on soil nutrients, enzyme activity, and aggregates in tobacco fields, we conducted experiments with different amounts of wheat and maize straw in Zhucheng area of southeast Shandong province for three years (2010–2012). In the final year of experiment (2012), straw incorporation increased soil organic carbon (SOC) and related parameters, and impro...
The physical and mechanical properties are key indexes for determining the quality of particleboards. For this reason, a study on evaluating particleboard via new method has considerable value. Thus, based principal component regression (PCR) analysis random forest (RF) is proposed in paper. First, problems requiring resolution described after analyzing production process parameters as well par...
Straw provided as a substrate allows pigs to use it as a recreational substrate, as a nutritional substrate and as a bedding material and, because of this, has been reported to improve the welfare of pigs. The aim of this study was to investigate whether different lengths of chopped straw bedding would achieve similar enhancements in pig welfare as those achieved by unchopped, full-length straw...
Addition of straw is common practice in rice agriculture, but its effect on the path of microbial CH(4) production and the microbial community involved is not well known. Since straw from rice (C3 plant) and maize plants (C4 plant) exhibit different δ(13)C values, we compared the effect of these straw types using anoxic rice field soils from Italy and China, and also a soil from Thailand that h...
The objective of this paper was to examine the effect that chemical modification of raw material had on fire resistance of two panel products, namely Oriented Strand Board (OSB) and particleboard and to investigate the influence of the anhydride type. The results have shown that chemical modification affected the ignition and glowing time of two wood panel products.
The thermogravimetric characteristics of wheat straw EMAL (Enzymatic Acidolysis Lignin) were analyzed. The effect of the heating rates on the thermogravimetric characteristics of wheat straw and the wheat straw influence on pyrolysis were investigated. The influence of various heating rates on wheat straw was significant, the pyrolysis rate of wheat straw EMAL increased at temperatures between ...
The management and improvement of paddy soils fertility are key factors for the future capacity of rice production. The return of rice straw to paddy soils is the best alternative to the application of industrial fertilizers for rice production sustainability. The best strategy for applying rice straw to improve soil nutritional capacity during rice growth has not yet been investigated. We comp...
Pleurotus ostreatus (PO) is one of the edible mushrooms cultivated in baglog as medium. Baglog’s productive age around 4-5 weeks. The more PO produced, amount waste also increases. main component wood sawdust, which contains lignocellulose; therefore, has great potential to be used a raw material for making particleboard. This research aims make particleboard from and determine effect type adhe...
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