搜索结果: 1-15 共查到“作物耕作学 yield”相关记录79条 . 查询时间(0.139 秒)
Effect of closed circuits drip irrigation system and lateral lines length on growth, yield, quality and water use efficiency of soybean crop
Closed Circuits Drip Irrigation Lateral Lines Soybean WUE
2013/2/28
Field experiment was conducted for one growing season (2012) in clay loam soil at the Experimental Farm of Faculty of Agriculture, Southern Illinois University at Carbondale (SIUC), USA on soybean cro...
Measuring and simulating maize (Zea mays L.) yield responses to reduced tillage and mulching under semi-arid conditions
Nitrogen-Modelling-Planting Basins-Semi Arid-Variable Rainfall-Zimbabwe
2013/3/4
Rainfed smallholder agriculture in semi-arid environments of sub-Saharan Africa faces many challenges. Productivity of the smallholder agricultural systems has been on the decline in recent years. Con...
Winter wheat yield and yield components as affected by soil tillage systems
Grain yield component educed soil tillage inter wheat
2011/3/22
Eight different soil tillage systems (TS) for winter wheat after soybean crop production were compared at the chernozem soil type in Croatian Baranya region in a 4-year period (2001/2002, 2002/2003, 2...
Effect of different harvest methods on olive yield and work capacity
Olive harvesting tool yield work capacity
2011/1/13
In this research, olives were harvested by four different methods (wood rake, wood stick, mechanical bough shaker + wood stick and electronic harvesting rake + wood stick) and an effort was made to de...
Grain yield stability and molecular characterization of durum wheat genotypes under heat stress conditions
Durum wheat genetic diversity heat tolerance SRAP markers
2011/1/13
The objectives of the present study are to determine the performance of six promising durum wheat genotypes for yield stability under heat stress conditions and to compare the application and utility ...
Effect of Time and Method of Sowing on Growth and Root Yield of Ashwagandha (Withania Somnifera Dunal)
Ashwagandha sowing time method of sowing growth root yield
2010/11/16
A Field Experiment was conducted during 2007-08 to assess the response of time and method
of sowing on growth and root yield of Ashwagandha. The investigation was comprised with 8 treatment Combinati...
Effect of Irrigation and Cultivar on Seed Yield, Yield’s Components and Harvest Index of Sesame (Sesamum indicum L.)
Water Quantities seed yield Harvest index Sesame
2010/11/16
A field experiment was conducted during two successive seasons (2001/2002 and 2002/2003)
to investigate the effect of irrigation water quantities on yield and yield’s components of two sesame (sesamu...
Mulching and synergistic use of organic and chemical fertilizers enhances the yield, nutrient uptake and water use efficiency of sorghum
Integrated nutrient management mulching
2011/1/12
Crop yields in arid lands are generally low and highly variable because of sparse and erratic precipitation leading to water stress. A greenhouse study was conducted to determine the effect of integra...
Characterization of Introgression Lines for Yield-related Traits with Indica-type Rice Variety IR64 Genetic Background
days to heading grain weight new plant type Oryza sativa L., total spikelet number
2010/10/25
A total of 334 introgression lines (INLs: BC3-derived lines) derived from crosses between Indica cultivar IR64 as a recurrent parent and 10 donor parents including new plant type lines (IR65600-87-2-2...
Comparative Studies of Application Both Mineral and Bio-potassium Fertilizers on the Growth, Yield and Quality of Potato Plant
Potato (Solanum tuberosum L.) mineral-K fertilizer bio-K fertilizer vegetative growth
2010/11/15
Two field experiments were conducted during the two successive winter seasons of 2006 and
2007 at the experimental station of the Agriculture Research Center (ARC), Kafr El–Zayat, El–Gharbia Governor...
Effects of Harvest Time on Shoot Biomass and Yield of Turmeric (Curcuma longa L.) in Okinawa,Japan
Dry matter accumulation pattern Dry matter translocation Harvest time Rhizomatous plant Root crop Yield-shoot ratio
2010/3/4
This study was conducted in 2003−2004, 2005−2006 and 2006−2007 in Okinawa, Japan (24−28ºN and 126−130ºE) to evaluate the effects of harvest time on biomass accu...
Agronomic and socio-economic constraints to high yield of upland rice in Tanzania
NERICA adaptability soil fertility upland rice agro-ecosystems productivity
2011/1/10
A field survey was conducted in March 2009 in upland rice growing agro-ecosystem of four districts in Tanzania namely Ulanga, Kyela, Morogoro and Korogwe to investigate the agronomic and socio-economi...
Interaction effects of deficit irrigation and row spacing on sunflower (Helianthus annuus L.) growth, seed yield and oil yield
Sunflower deficit irrigation seed yield oil yield row spacing
2010/9/14
Productivity of sunflower is strongly regulated by the availability of water. In order to study the influence of deficit irrigation (I1:100% FC, I2 and I3: 75 and 50% FC during stem elongation period,...
Effect of crop rotation and nitrogen fertilization on yield and nitrogen efficiency in maize in the northern Guinea savanna of Nigeria
Fallow grain legumes maize N uptake N use efficiency N fertilizer recovery efficiency
2010/9/13
Two crop rotation cycles were evaluated to determine the effect of cropping systems and N fertilization on the yield and efficiency of N in maize. Maize was grown on plots which had previously support...
EFFECT OF SOWING DATES AND PLANTING PATTERNS ON GROWTH AND YIELD OF MUNGBEAN,VIGNA RADIATA L.
M.Asghar Malik M.Farrukh Saleem Asghar Ali Rana Ahmad Faraz Ishaq
2009/9/30
A study was carried out in the Department of Agronomy, University of Agriculture,
Faisalabad during kharif 2003. The objective was to determine the effect of sowing
dates and planting patterns on ...