搜索结果: 1-15 共查到“农学 Nitrogen uptake”相关记录18条 . 查询时间(0.278 秒)
Effects of Salt on Root Aeration, Nitrification, and Nitrogen Uptake in Mangroves
mangrove nitrogen porosity radial oxygen loss salt suberization
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2024/2/26
The potential effects of salt on the growth, root anatomy, radial oxygen loss (ROL), and nitrogen (N) dynamics in mangroves were investigated using the seedlings of Avicennia marina (Forsk.) Vierh. Th...
Biomass accumulation, weed dynamics and nitrogen uptake by winter cover crops in a warm-temperate region of South Africa
Biomass yield conservation agriculture cover crops weeds dynamics
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2011/1/11
Production of large biomass yields and weed suppression from cover crops have been major constraints affecting success and uptake of conservation agriculture technologies by smallholder irrigation far...
Nitrogen Uptake by Cover Crops and Inorganic Nitrogen Dynamics in Andisol Paddy Rice Field
Cover crop Paddy field Nitrogen
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2010/12/2
Paddy field rice can conserve N in the soil under flooded conditions. However, residual soil N represents a potential environment concern when fields are no longer flooded. Winter annual grass cover c...
Growth Response of Rice (Oryza sativa L.) to Drought:I. Varietal difference in growth rate, nitrogen uptake and tillering habit at vegetative stage
Drought resistance Growth analysis Nitrogen uptake Plant type Rice Tillering habit
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2009/8/6
Varietal differences in growth response to drought were studied in order to determine major attributes composing drought resistance in the rice plant. Eight rice varieties of different hydrological b...
Effect of Slow Release Fertilizer(Meister)on the Nitrogen Uptake and Yield of the Rice Plant in the Tropics
Growth N-uptale Rice plant Slow release fertilizer
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2009/8/5
Field experiments on the response of rice plants to slow release fertilizer (Meister 10, MS10) were conducted from the 1986 wet season (WS) to the 1987 WS at IRRI, with ammonium sulfate (AS) as contr...
Patterns of Soil Nitrogen Release in Paddy Fields of Warm Regions in Japan and Diagnosis of Fertilizer Application : II. Characteristics of soil nitrogen mineralization and nitrogen uptake patterns of rice plants in Fukuoka Prefecture
Amount of nitrogen uptake Fertilizer nitrogen Nitrogen mineralization Paddy soils Soil nitrogen
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2009/8/4
Topsoils collected from various regions in Fukuoka Prefecture were incubated and the amount of mineralized nitrogen was measured. The relationship between the mineralized nitrogen amount (N) and the ...
Effect of Sunn Hemp and Peanut Incorporated as Green Manures on Growth and Nitrogen Uptake of the Succeeding Wheat
C-N ratio Green manure Nitrogen fixation Nitrogen mineralization Peanut
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2009/7/30
Effect of summer legumes incorporated as green manures, sunn hemp (cv. Kobutoriso) and peanut (cv. Chiba-handachi), was examined for nitrogen contribution to the succeeding wheat (cv. Norin 61). The d...
Correlation of the Amount of Nitrogen Accumulated in the Aboveground Biomass at Panicle Initiation and Nitrogen Content of Soil with the Nitrogen Uptake by Lowland Rice during the Period from Panicle Initiation to Heading
Nitrogen uptake Oryza sativa L. Precision agriculture Recovery ratio Soil nitrogen Topdressing
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2009/7/29
To estimate the site-specific optimal amount of nitrogen (N) to be applied as top-dressing (N top-dressing) at panicle initiation, we examined the effects of the amount of N accumulated in the abovegr...
Nitrogen Uptake by Faba Bean from 15N-Labelled Oilseed-Rape Residue and Chicken Manure with Ryegrass as a Reference Crop
Chicken manure Faba bean N uptake Nutrition Oilseed-rape residue Ryegrass
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2009/7/29
The effects of soil amendment with oilseed-rape residue (OSRR) and chicken manure (CM) on the growth and nitrogen (N) uptake of faba bean (Vicia faba L.) were assessed in a pot experiments with Italia...
Interspecific Differences in Growth and Nitrogen Uptake among Crotalaria species
C-N ratio Crotalaria Dry matter production Green manure crop Nitrogen fixation Nitrogen uptake
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2009/7/28
The interspecific differences in germination, root nodule formation, dry matter production and nitrogen uptake were evaluated among Crotalaria species for the introduction as new green manure legumes....
Changes in Nitrogen Uptake with Aging and Under Heavy Application of Nitrogen in Tea Plants
Heavy application of nitrogen Nitrogen absorption Tea plants
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2009/7/24
Nitrogen absorption by mature tea plants was examined under different nitrogen levels. The annual increase rate of dry matter of five-year-old plants was 1.49 when no nitrogen was applied and increase...
Spatial Distribution of Leaf Area Index and Leaf N Content in Relation to Grain Yield and Nitrogen Uptake in Rice
Grain yield Leaf area index Leaf N content N uptake Spatial distribution
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2009/7/23
Exploring approaches to optimizing spatial distributions of leaf area index (LAI) and leaf nitrogen content (LNC) should be useful for increasing grain yield in rice (Oryza sativa). The primary object...
Suitable Level of Nitrogen Fertilizer for Tea (Camellia sinensis L.) Plants in Relation to Growth, Photosynthesis, Nitrogen Uptake and Accumulation of Free Amino Acids
Arginine Camellia sinensis Critical level Excess nitrogen Free amino acid Green tea
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2009/7/22
The physiological responses of pot-grown tea plants to various levels of nitrogen fertilizer were investigated to determine the suitable level of nitrogen for tea plants. Defining an arbitrary unit of...
Continuous Monitoring of Visible and Near-Infrared Band Reflectance from a Rice Paddy for Determining Nitrogen Uptake Using Digital Cameras
Digital camera Near-infrared Nitrogen absorption Red Reflectance Rice SPAD
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2009/7/21
A two-band digital imaging system —one band for the visible red band (RED, 630−670 nm) and the other for the near infrared band (NIR, 820−900 nm)— was devised and positioned at a height of...
Nitrogen Uptake and Yielding Ability of Non-nodulating Soybean Genotype (En1282) under Organic Nitrogen Application (Dried Cattle Feces)(Agronomy)
Cattle feces Guinea grass Nitrate Nitrogen uptake
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2009/7/10
The nitrogen uptake and yielding ability of non-nodulating soybean genotype (En1282) were investigated under field conditions. Dried cattle feces were applied at levels ranged from 192 to 960 kg N/ha ...