搜索结果: 211-225 共查到“作物学 nitrogen N”相关记录230条 . 查询时间(0.078 秒)
Effect of sowing methods on the productivity of catch crops and soil nitrogen leaching
sowing methods catch crops soil nitrogen leaching
2010/1/18
Effect of sowing methods on the productivity of catch crops and soil nitrogen leaching.
The influence of nitrogen and potassium fertilizers on the growth and yield of raspberries cv. ‘Polana’
fertilization nitrogen nutrient content potassium raspberry yield
2010/1/15
The experiment was carried out from 1998–2001 at the Lithuanian Institute of Horticulture, according to the scheme: N60 (control); N60K90; N90; N90K130; N120; N120K180; N150; N150K240. The soil was Ep...
Response of Grain Sorghum to Different Nitrogen Sources
Sorghum cultivars nitrogen sources
2010/11/10
Two field experiments were conducted in the new land of Ebshway, Fayoum governorate, Egypt
during the two successive seasons of 2006 and 2007 to study the response of two sorghum cultivars (Meina and...
Response of Some Barley Cultivars to Nitrogen Sources and Rates Grown in Alkaline Sandy Soil
Barley cultivars nitrogen sources and rates
2010/11/10
Two field experiments were carried out during the two winter seasons of 2003\2004and
2004\2005 at Private Farm of Manshiat El –Gamal El-Fayoum Governorate , Egypt to study the response of four barley...
Effect of Intercropping and Sources of Nitrogen on Growth, Yield and “N” Use Efficiency in Cotton
Cotton intercropping organics inorganic growth yield and NUE
2010/11/10
Field experiments were conducted at Tamil Nadu Agricultural University, Coimbatore, India
during winter (August - January) seasons of 2002 - 03 and 2003 - 04 to evaluate the effect of
intercropping ...
LEAF AREA INDEX IN WINTER WHEAT: RESPONSE ON SEED RATE AND NITROGEN APPLICATION BY DIFFERENT VARIETIES
winter wheat nitrogen sowing rate
2010/12/6
The most important photosynthesis acceptor – leaf area vary among cultivation measures and it is limited factor for creating exact growth models in common winter wheat. The objective of this study was...
Accumulation of Protein, Chlorophyll and Relative Leaf Water Content in Barley (Hordeum Vulgare L.) In Relation to Sowing Time and Nitrogen Fertilizer
Protein Chlorophyll RLWC Barley Sowing time Nitrogen fertilizer
2010/11/9
Field experiments were carried out to study the effects of sowing times and nitrogen fertilizers on accumulation of protein, chlorophyll and relative water content in barley cultivars (Hordeum vulgare...
THE EFFECT OF NITROGEN INPUT ON POLARISED SUGAR PRODUCTION AND QUALITATIVE PARAMETERS OF SUGAR BEET
nitrogen fertilization qualitative parameters sugar beet
2010/12/3
During 1998-2002, the application of different forms and doses of nitrogen on quantitative (polarised sugar production) and qualitative parameters (digestion, molasses forming components - potassium, ...
Abatement costs for agricultural nitrogen and phosphorus loads: a case study of crop farming in south-western Finland
water pollution agriculture abatement nitrogen phosphorus nutrient load
2010/8/10
Designing efficient agri-environmental policies for agricultural nutrient load reductions calls for information on the costs of emission reduction measures. This study develops an empirical framework ...
Increasing the Efficiency of Nitrogen Fertilization Through Cobalt Application to Pea Plant
Cobalt Nitrogen fixation Pea plants Nutrients uptake
2010/11/9
Two experiments, pot experiment and field one, were carried out to study the effect of cobalt (8 ppm) application on increasing the efficiency of inorganic nitrogen fertilizers (ammonium nitrate and u...
Impact of the farming systems on the content of biologically active substances and the forms of nitrogen in the soils
amino acids phenolic acids urease activity total nitrogen ammonium and nitrate organic carbon farming system
2010/1/14
Investigations were carried out in 2000 and 2001 to assess the impact of four farming systems on the content of biologically active substances and different forms of nitrogen in the soils. The transfo...
Spring barley yield and nitrogen recovery after application of peat manure and pig slurry
nitrogen manures slurries peat barley
2010/8/10
The effectiveness of peat manure, manufactured of pig slurry and moderately humified Sphagnum peat (slurry:peat ca. 1:1.5 v/v), as nitrogen (N) source for spring barley was investigated in a four.year...
EFFECT OF NITROGEN FERTILIZERS ON GROWTH, YIELD AND QUALITY OF HYBRID RICE (ORYZA SATIVA)
fertilizer hybrid rice nitrogen Oryza sativa yield
2010/12/2
A fi eld trial to determine the effect of different nitrogenous (N) fertilizers on growth, yield and quality of hybrid rice variety ‘Proagro 6207’, comprising of 10 different treatments using randomiz...
Growth and Yield of Baby Corn (Zea mays L.) as Influenced by Plant Growth Regulators and Different Time of Nitrogen Application
Baby corn growth regulators time of N application cob yield
2010/11/8
Field experiment was carried out at Eastern Block farm, Tamil Nadu Agricultural University,
Coimbatore during late rabi (February-March) 2003 season to find out the effect of different plant growth r...
Efect of Nitrogen on Yield and Other Plant Characters of Local T. Aman Rice, Var. Jatai
Rice Local variety Nitrogen fertilizer and Yield
2010/11/8
A field experiment was carried out during aman season, 2003 at the experimental field of
Agrotechnology Discipline, Khulna University, Khulna to study the effect of nitrogen on different characterist...