搜索结果: 1-15 共查到“农学 Chemical properties”相关记录30条 . 查询时间(0.375 秒)
Soil Organic Carbon Pools and Associated Soil Chemical Properties under Two Pine Species (Pinus sylvestris L. and Pinus nigra Arn.) Introduced on Reclaimed Sandy Soils
afforestation mine sites alien species SOM DOC extractable carbon nitrogen
2023/12/6
The roles of different tree species and their impacts are key in assessing the dynamics of soil restoration in afforested post-mining sites. The objective of this study was to compare the effect of Sc...
Changes in chemical properties of soil and sour cherry as a result of sewage sludge application
biosolid Prunus cerasus soil chemical characteristics leaf nutrient content heavy metals
2015/3/17
This study, aimed at assessment of the effects of different sewage sludge application rates on heavy metal accumulation in the soil and in sour cherry leaves was carried out in the years 2005–2007. Th...
Comparison of the impact of blue spruce and reed Calamagrostis villosa on forest soil chemical properties
Calamagrostis villos upper soil layers quality and quantity Jizersk?hory Mts
2015/3/16
The impact of blue spruce (Picea pungens) and reed Calamagrostis villosa) cover on quantity and quality of upper soil layers was investigated. The research was conducted in the Jizersk?hory Mts., Czec...
The influence of heavy metals on soil biological and chemical properties
biological activities carbon enzymatic activities heavy metals metabolic quotient nitrogen respiration activity soil sulphur
2015/3/2
Soil samples were collected at alluvial sites of the Litavka River, which flows through the Beroun and Příbram cities in Central Bohemia Region of the Czech Republic in 2005 and 2006. Higher heav...
Chemical properties of wild coffee forest soils in Ethiopia and management implications
Carbon Sequestration Coffee Forest Environments
2013/3/5
The study aims at determining the status of soil chemical fertility in four wild coffee forests of southeastern and southwestern Ethiopia. Accordingly, soil samples were collected from surface and sub...
Chemical properties during different development stages of fruit orchards in the mekong delta (Vietnam)
Citrus Orchards Soil Properties Alluvial Soil Nutrient Balance
2013/3/4
This study to examine soil fertility status was conducted on 10 citrus plantations in Hau Giang province within the Vietnamese Mekong Delta, Vietnam. Fruit trees are mostly grown on the raised beds to...
Effects of Wheat Fiber, Oat Fiber, and Inulin on Sensory and Physico-chemical Properties of Chinese-style Sausages
Wheat Fiber Oat Fiber Inulin Chinese-style Sausages
2016/5/6
This study introduces the addition of wheat fiber, oat fiber, and inulin to Chinese-style sausages, in amounts of 3.5% and 7%, respectively. Researchers used analysis of general composition and textur...
Effects of Filter Cake Fertilization On Soil Chemical Properties and Cassava (Manihot Esculenta Crantz) Yield In Swaziland
Cassava Chemical properties Filter cake Filter mud Organic matter
2010/11/16
A field investigation was conducted in Swaziland in 2007-2008 cropping season to determine
the effects of filter cake fertilization on soil chemical properties and cassava (Manihot esculenta Crantz) ...
The effect of paper mill sludge on chemical properties of acid soil
Acid soil paper mill lime sludge soil amendment
2011/1/13
The effect of paper mill lime sludge as acid soil amendment in an experimental study was investigated. Sludge used contained 58.4% calcium carbonates plus a small amount of heavy metals. An incubation...
Effect of incorporation of legumes on selected soil chemical properties and weed growth in a potato cropping system at Timboroa, Kenya
Soil fertility soil acidity weeds control legumes potato yield
2011/1/12
The effect of incorporation of lupine and garden pea on selected soil chemical properties and growth of weeds in a potato cropping system was evaluated in North Rift, Kenya. The study was carried out ...
Spring Tide Hypoxia with Relation to Chemical Properties of the Sediments in the Matang angrove Estuary, Malaysia
dissolved oxygen stable isotope tidal mixing
2010/10/25
The dissolved oxygen concentrations (DO) were measured during four expeditions between 2007
and 2008 in the Sangga Besar River Estuary in the Matang Mangrove Forest Reserve (MMFR),
Peninsular Malays...
MORPHOLOGICAL AND CHEMICAL PROPERTIES OF SELECTED SWEET VIOLET POPULATIONS
morphology soil correlations
2010/12/9
Sweet violet (Viola odorata L.) blooms in continental climate conditions in early spring (March-April) with delicate flowers of attractive scent because of which it is frequently gathered from its nat...
The role of intercropping maize (Zea mays L.) and Cowpea (Vigna unguiculata L.) on yield and soil chemical properties
Intercropping system maize - cowpea soil fertility and equivalent ratio
2011/1/10
Farmers in Sistan region experience low crop yields of crops due to low soil fertility. Sole crops and intercrops of maize (Zea mays L.) and cowpea (Vigna unguiculata L.) were studied at eight plantin...
Variability in Selected Soil Physico-chemical Properties of Five Soils Formed on Different Parent Materials in Southeastern Nigeria
Variability physico-chemical properties soils parent materials Southeastern Nigeria
2010/11/15
Different soil individuals require different land use and management practices for optimum
performance and yield. This is only possible if there is adequate information on the physico-chemical proper...
Effects of Applying Composted of Apple Prunings on the Growth of Apple Nursery Trees and Physico-chemical Properties of Soils
shoot length soil aggregates soil chemical properties tree height
2010/11/24
To investigate the effects of the application of apple prunings compost on the growth of apple nursery trees and on the chemical properties and aggregate structure of soil, three kinds of composted ap...