搜索结果: 16-30 共查到“农学 Chemical properties”相关记录30条 . 查询时间(0.156 秒)
Soil physical and chemical properties under continuous maize cultivation as influenced by hedgerow trees species on an alfisol in south western Nigeria
Hedgerow alley cropping hydraulic conductivity Pterocarpus Gliricidia
2010/9/10
In the sub-humid tropical Africa, the pressure of diminishing land resources resulting from the rapidly increasing population has made the traditional fallow systems used for the replenishing soil fer...
Effects of Overhead Mixed Liquid Fertilizer Application on Sandy Soil Chemical Properties of Satsuma Mandarin Orchard
citrus fertilizing pot soil chemical property
2009/7/8
Effects of mixed application of liquid fertilizer on the sandy soil chemical properties of a satsuma mandarin (Citrus unshiu Marc.) orchard were investigated. One-year-old trees of ‘Miyagawa Wase’/tri...
Kinetics of Chemical Properties and Microbial Quantity in Soil Amended with Raw and Processed Pig Slurry
Pig Slurry Chemical Fertilizer Nutrients Bacteria Actinomycetes Fungi
2016/4/29
Pig slurry is a good soil amendment not only because of its high organic matter content, but also because of its ability to provide various nutrients. The objective of this study was to estimate the i...
Some chemical properties of ant mounds in Mongolia.
Ant mound Messor aciculatus Cataglyphys aenescens Natural zone
2009/3/12
Some chemical and physical properties of four ant mounds were measured to determine the bioturbation effect of ant mounds on surrounding environment, compared ant mounds and their surrounding surface...
Effect of poultry manure on selected soil physical and chemical properties, growth, yield and nutrient status of tomato
Poultry manure nutrient availability soil physical properties
2009/3/4
In order to study the effect of poultry manure additions on nutrient availability, soil physical and chemical properties and yield of tomato, five levels of the manure, namely 0, 10, 25, 40 and ...
Selected chemical properties of soil in the traditional irrigation schemes of the Mbulu district, Tanzania
Calcium cation exchange capacity crop production excessive sodium fertility constraints
2009/3/4
A survey of chemical soil properties was conducted on six selected irrigation schemes of the Mbulu district, northern Tanzania. The focus of the study was to establish the status of the main min...
The Physical and Chemical Properties and Fatty Acid Compositions of Raw and Brined Caperberries(Capparis spp)
Physical and Chemical Properties Fatty Acid Compositions of Raw Brined Caperberries(Capparis spp)
2009/1/16
Fruits of Capparis spinosa L. var. spinosa and Capparis ovata Desf. var. canescens (Coss.) Heywood 0.7-1.9 cm in diameter were collected and brined. The crude oil, fiber and pH, starch, water-soluble,...
The Effect of Hydrogenation on Some Chemical Properties of Soybean Oil
Hydrogenation Chemical Properties Soybean Oil
2009/1/15
Some changes occurring in soybean oil hydrogenated using Ni catalyst in a batch reactor at 220°C and 2.5 atm H2 pressure were monitored. For this aim, iodine number, fatty acid composition, conjugate...
Investigation on Changes in Physical and Chemical Properties of Palm Kernel Oil During Hydrogenation
Physical Chemical Properties Palm Kernel Oil Hydrogenation
2009/1/15
Palm kernel oil was hydrogenated discontinuously for a period of 100 min at 165°C and 2,5 atm in the presence of nickel catalyst (%0,18). The changes in iodine number, fatty acid composition, trans fa...
Effects of Continuous Carnation ‘Nora’ Cropping for Twenty-five Years on the Physical and Chemical Properties of Soil, Yield and Quality of Cut Flowers
injury by continuous cropping plant nutrient salt accumulation soil nutrient three phase distribution
2010/11/23
The carnation ‘Nora’ was continuously cropped under the same soil management and fertilization over 25 years in an isolated bed in order to investigate the effects on the physical and chemical propert...
Selected physical and chemical properties for evaluating brown coalsused for soil reclamation
brown coals physical and chemical properties surface area mercury porosimetry structural parameters
2008/11/12
In this study some selected physical and chemical measurable parameters were determined and discussed. These parameters can be used for screening brown coals with respect to their suitability for soil...
Combined Effect of Irrigation Intervals and Foliar Application of Some Antitranspirants on Eggplant Growth, Fruits Yield and its Physical and Chemical Properties
Eggplant growth fruits yield antitranspirants irrigation intervals
2010/11/11
Field experiments were conducted during the two successive seasons of 2006 and 2007 to study
the effect of two water regime treatments and 4 antitranspirants as foliar spraying on the plant growth, y...
Chemical properties of different peat-moorsh soils from the Biebrza River Valley
peat-moorsh soils TOC DOC E4/E6
2010/1/15
The relationship between soil structure and the ability of soil to stabilize soils organic matter is a key element in soil C dynamics. In this investigation the chemical properties were determined for...
Onion Plant Growth, Bulbs Yield and its Physical and Chemical Properties as Affected by Organic and Natural Fertilization
Onion Plant Bulbs Yield Physical and Chemical Properties Organic and Natural Fertilization
2010/11/10
Two field experiments were carried out during the two successive seasons of 2001/2002 and
2002/2003 to investigate the influence of onion plant productivity on non-chemical fertilization, i.e. organi...
Effect of Ammonium Sulphate and Agricultural Sulphur on the Artichoke Plant Growth, Heads Yield and its Some Physical and Chemical Properties
Artichoke Ammonium sulphate sulphur growth heads yield
2010/11/9
Two field experiments were carried out during the two successive seasons of 2004/2005 and
2005/2006 in the newly reclaimed soil to investigate the response of artichoke plant for different fertilizat...