Effect of heat treatment on the surface color of rubber wood (Hevea brasiliensis)
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چکیده
منابع مشابه
the effect of taftan pozzolan on the compressive strength of concrete in the environmental conditions of oman sea (chabahar port)
cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
Clonal and Planting Density Effects on Some Properties of Rubber Wood (hevea Brasiliensis Muell. Arg.)
Inter-clonal and intra-clonal wood properties and their variations from pith to bark were evaluated for wood density and anatomical features on rubber wood (Hevea brasiliensis Muell. Arg) from a 9-year-old plantation with planting densities of 500 and 2000 trees per hectare comprised of clones RRIM 2020 and RRIM 2025. Planting density had uneven effects on wood density and wood cell features. I...
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چکیده ندارد.
15 صفحه اولthe washback effect of discretepoint vs. integrative tests on the retention of content in knowledge tests
در این پایان نامه تاثیر دو نوع تست جزیی نگر و کلی نگر بر به یادسپاری محتوا ارزیابی شده که نتایج نشان دهندهکارایی تستهای کلی نگر بیشتر از سایر آزمونها است
15 صفحه اولEffect of rubber wood biochar on nutrition and growth of nursery plants of Hevea brasiliensis established in an Ultisol
Application of biochar alters availability of nutrients and acidic cations in soils which in turn could affect growth of plant to different degrees. Effect of rubber wood biochar amendment on the growth and nutritional status of Hevea nursery plants was determined in this study. Biochar were applied at 1% and 2% (w/w) with and without the recommended rates of N and Mg liquid fertilizers (LF). T...
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ژورنال
عنوان ژورنال: Wood Research
سال: 2020
ISSN: 1336-4561
DOI: 10.37763/wr.1336-4561/65.4.633644