搜索结果: 1-8 共查到“农学总论 C: N ratio”相关记录8条 . 查询时间(0.216 秒)
Distribution of Arbuscular Mycorrhizal Fungi in Upland Field Soil of Japan 2.Spore Density of Arbuscular Mycorrhizal Fungi and Infection Ratio in Soybean and Maize Fields
Arbuscular mycorrhizal fungi Available phosphate Infection ratio Phosphate adsorption coefficient Spore density
2009/7/23
In this study, soil samples were collected from upland fields where maize and soybeans had been cultivated and the density of AM (arbuscular mycorrhizal) fungal spores and the percentage of soybean ro...
Effects of Light Intensity and Red/Far-red Photon Flux Ratio on Nitrate Concentration and Nitrate Reductase Activity in Komatsuna
Flux Ratio Nitrate Concentration Komatsuna
2009/7/10
The effects of light intensity and altered red (R)/far-red (FR) photon flux ratio on nitrate concentration and nitrate reductase (NR) activity in komatsuna (Brassica campestris L. cv. ‘Harumi komatsun...
Variation in Biomass and Chemical Composition of Dominant Rangeland Plants During the Growing Season I. Changes in Biomass, Root/Shoot Ratio, Stem, Leaf, Flower Ratios
Dominant Rangeland Plants Growing Season Biomass Root/Shoot Ratio Stem Leaf
2009/1/16
This study was conducted to determine annual variations in the below- and above-ground biomass, root/stem, stem, leaf and flower ratios of crested wheatgrass, subalpine brome, sheep fescue, junegrass,...
Comparison of daily evapotranspiration rates obtained from water balance model and modified Bowen`s ratio method
evapotranspiration modelling Bowen`s ratio method
2008/11/21
The processes of energy and water exchange between the earth surface and atmosphere have a very significant influence on the microclimatic conditions and consequently, on plant production. Evapotransp...
Determination of Poisson’s ratio and elastic modulus of African nutmeg (Monodora myristica)
African nutmeg Poisson’s ratio elastic modulus moisture content
2008/11/21
An investigation into the Poisson’s ratio and elastic modulus of African nutmeg as a function of moisture content and loading rate was carried out. Quasi-static compressive tests were conducted at mo...
Pressure ratio of cereal grains determined in a uniaxial compression test
pressure ratio cereal grain storage structures
2008/11/13
The pressure ratio of cereal grains was determi- ned in a uniaxial compression test. Experiments were performed according to Eurocode 1 recommendations. The tester was 210 mm in diameter and 100 mm hi...
Pressure ratio of cereal grains determined in a uniaxial compression test
pressure ratio cereal grain storage structures
2008/11/13
The pressure ratio of cereal grains was determined in a uniaxial compression test. Experiments were performed according to Eurocode 1 recommendations. The tester was 210 mm in diameter and 100 mm hig...
ASSESSING THE LAND EQUIVALENT RATIO (LER) OF TWO CORN [ZEA MAYS L.] VARIETIES INTERCROPPING AT VARIOUS NITROGEN LEVELS IN KARAJ, IRAN
LER Corn Nitrogen Yield
2010/12/2
The experiment was carried out to study effect of two corn varieties intercropping combinations (75%SC704:25%SC604, 50%SC704:50%SC604, 25%SC704:75%SC604) on land use efficiency at various nitrogen lev...