搜索结果: 1-8 共查到“农学 production potential”相关记录8条 . 查询时间(0.18 秒)
Production potential of Douglas fir in acid sites of H鵵ky Training Forest District, Secondary Forestry School in P韘ek
Douglas fir Norway spruce Scots pine
2015/3/16
The study is a follow-up of the production potential of Douglas fir in mesotrophic sites of the K鴗iny Training Forest Enterprise (TFE) (Journal of Forest Science, No. 7, 2008). Production parameters (...
Analysis of the production potential of raw wood in the forests of Slovakia
production of raw wood allowable cut production of raw wood assortments
2015/3/12
Production of raw wood material and its regulation has a great ecological and economic importance in every country. The aim of the paper is to analyze the prospective production of raw wood with respe...
Production potential of Douglas fir at mesotrophic sites of Křtiny Training Forest Enterprise
Douglas fir Norway spruce European larch production potential mesotrophic sites
2015/3/12
The study evaluates production parameters (height, diameter at breast height, volume) of Douglas fir (Pseudotsuga menziesii [Mirb.] Franco) at mesotrophic sites of the Křtiny Training Forest Ente...
Production potential and ecological stability of mixed forest stands in uplands – V. A mixed spruce/beech stand on a nutrient-rich site of the Křtiny Training Forest Enterprise
mixed stands spruce beech
2015/1/28
The study is already the 5th account on the production potential and stability of mixed forest stands in uplands. A spruce/beech stand established in the mid-30s of the 20thcentury is assessed. The st...
Validation and Recommendation of Methods to Measure Biogas Production Potential of Animal Manure
Batch Fermentation Method Biochemical Methane Potential Precision Reproducibility
2016/5/12
In developing countries, biogas energy production is seen as a technology that can provide clean energy in poor regions and reduce pollution caused by animal manure. Laboratories in these countries ha...
VARIABILITY IN FODDER PRODUCTION POTENTIAL OF EXOTIC OATS (AVENA SATIVA) GENOTYPES UNDER IRRIGATED CONDITIONS
Avena sativa cultivers performance irrigated farming
2010/9/27
Nine exotic cultivars of oats collected from Renewable Natural Resources Research Centre, Bajo, Wangdue-Bhutan were evaluated at National Agricultural Research Centre, Islamabad, Pakistan during 2004-...
Production Potential of a Natural Pasture Compared to a Wheat Pasture, Both Grazed by Lactating Goats under Mediterranean Climate Conditions
Pasture type pasture yield hay intake milk yield goat
2009/1/7
The aim of this study was to extend the grazing period using a wheat pasture that produced high quality forage, and to compare the productivity of natural and wheat pastures for grazing goats during ...
Methane Production Potential of Feed Ingredients as Measured by In Vitro Gas Test
Methane Production Feed Ingredients In vitro Gas Test
2016/4/13
This study was conducted to investigate in vitro methane production of feed ingredients and relationship between the content of crude nutrients and methane production. Feed ingredients (total 26) were...