مرجع جامع گیاهان زراعی

[PDF] from umn.eduJ HilleRisLambers, WS Harpole, S Schnitzer… - Ecology, 2009 - Eco Soc America
Plant species composition and diversity is often influenced by early life history stages; thus, global
change could dramatically affect plant community structure by altering seed production.
Unfortunately, plant reproductive responses to global change are rarely studied in field ...
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[PDF] from banglajol.infoM Moniruzzaman… - Journal of Agriculture & …, 2010 - banglajol.info
... Effect of Nitrogen Levels and Picking of Green Fruits on the Fruit and Seed Production of Okra
(Abelmoschus Esculentus (L.) Moench) ... The harvesting of green fruit was 100 Page 3. Effect of
Nitrogen Levels and Picking of Green Fruits on the Fruit and Seed Production of Okra ...
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MD Flowers, JM Hart, WC YOUNG, ME Mellbye… - Agronomy journal, 2010 - cat.inist.fr
Currently, perennial ryegrass (Lolium perenne L.) growers in western Oregon rely on yield goal
estimates and experience to formulate N rates. This practice may result in insufficient or excessive
N fertilizer rates in any given year. Plant tissue testing to determine the in-season plant N ...
All 8 versions

[PDF] from isrc.inR Nath, A Chattopadhyay, SK Mukhopadhyay… - Journal of Root Crops, 2008 - isrc.in
R. Nath1, A. Chattopadhyay2, SK Mukhopadhyay1, CK Kundu1, SK Gunri3, A. Majumder3 and
H. Sen1 1Department of Agronomy, Bidhan Chandra Krishi Viswavidyalaya,
Mohanpur-741252, West Bengal 2AICRP on Vegetable Crops, Directorate of Research, ...
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KAYMAY MIYAGI, T Kinugasa… - Global Change …, 2007 - Wiley Online Library
Elevated atmospheric CO2 concentration ([CO2]) stimulates seed mass production in many
species, but the extent of stimulation shows large variation among species. We examined (1)
whether seed production is enhanced more in species with lower seed nitrogen ...
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[CITATION] Effect of nitrogen and spacing on seed production of paprika (Casicum annum sub grossum) under temperate conditions.

S Narayan, N Ahmed… - Asian Journal of …, 2009 - Hind Agri-Horticultural Society

R Gislum… - Field Crops Research, 2009 - Elsevier
The objectives were to test if accessible critical nitrogen dilution curves (NDCs) in rapeseed,
pea, alfalfa, tall fescue, wheat, annual ryegrass and linseed could be used in grass species for
seed production and to develop a critical NDC especially in grass species for seed ...
Cited by 5 - Related articles - All 4 versions

SP Singh, B Sreedevi… - ORYZA-An International …, 2009 - indianjournals.com
The effect of organic and inorganic fertilizers on seed yield and yield attributes of rice hybrid
DRRH-1 was studied. Seed yield differences were significant among different treatments. The
mean maximum seed yield of 2.60 t ha −1 was recorded with vermicompost or neemcake ...

S Narayan, N Ahmed, MA Chattoo… - Progressive …, 2008 - indianjournals.com
An experiment was conducted during summer season of 2003 and 2004 at Vegetable Research
Farm, Division of Olericulture, SKUAST-K, Shalimar on KT-PL-1 cultivar of paprika involving four
levels of nitrogen ie, N 1 (100kg N/ha), N 2 (150kg N/ha), N 3 (200kg N/ha) and N 4 ...

[PDF] from utas.edu.auJ Kirkham - 2010 - eprints.utas.edu.au

TS Roy, T Nishizawa… - Asian J. Plant Sci, 2008 - en.scientificcommons.org
A field experiment was carried out to evaluate True Potato Seed (TPS) production and its relative
economic return as influenced by supplemental nitrogen (N) at a range of 0-250 kg ha-1 and
planting density at a range of 8-16 haulms m-2 in potato mother plants (Solanum ...
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C MA, J HAN, J SUN… - Acta Agrestia Sinica, 2007 - en.cnki.com.cn
The experiments of burning and nitrogen applying in the seed field of Zoysia grass(Zoysia japonica
Steud.) were conducted at Jiaozhou of Shandong Province.The results show that the burnt Zoysia
grass recovered in Spring a week earlier than the normal time Zoysia grass turning green. ...
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[PDF] from aensionline.comMK Ali, MF Alam, MN Alam, MS Islam… - J. Appl. Sci. Res, 2007 - aensionline.com
Corresponding Author: MN Alam, Dept. of Crop Science and Technology, University of
Rajshahi, Rajshahi, Bangladesh. E-mail: nalam_ruyahoo.com Tel: 0088 - 01199174547 1889
... Effect of Nitrogen and Potassium Level on Yield and Quality Seed Production of Onion
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NA Fairey - Canadian Journal of Plant Science, 2008 - pubs.aic.ca
Effects of water and nitrogen on seed production of ... Agriculture and Agri-Food Canada, Beaverlodge
Research Farm, PO Box 29, Beaverlodge, Alberta, Canada T0H 0C0. Received 12 January
2007, accepted 6 December 2007. ... Fairey, NA 2008. Effects of water and nitrogen on ...
All 2 versions

TS Roy, T Nishizawa… - Asian Journal of Plant Sciences, 2007 - doaj.org
Three levels of nitrogen (0, 225 and 300 kg N ha -1 ) and 4 levels of potassium (0, 125, 175 and
225 kg K ha -1 ) fertilizers were applied to potato mother plants (MF-II) for the production of high
quality True Potato Seed (TPS). The effect of N and K application on the quality of TPS ...
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[CITATION] Nitrogen fertilization of Italian ryegrass (Lolium multiflorum L.) for seed production: requirement evaluation for N supply calculation

ML Casals, F Deneufbourg, G Rijckaert… - Bioforsk Fokus, 2007
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TS Roy, T Nishizawa… - Journal of Agronomy, 2007 - doaj.org
The combined effects of different levels of nitrogen and potassium fertilizers on flowering and
yield components of True Potato Seed (TPS) were investigated using crosses of ♀MF-II and
♂TPS-67. Twelve combinations of 3 N (0, 225 and 300 kg ha -1 , respectively) and 4 K (0, ...
Cached - BL Direct

[PDF] from usda.govMA Nelson, SM Griffith… - 2006 - ddr.nal.usda.gov
... By the second and third seed production year, soil MBC level at both sites fluctuated less
throughout the season as if it was reaching ... Soil Nitrogen Unlike some poorly drained Willamette
Valley, Ore- gon soils, where NH4 was the dominant N form for much of the winter (Griffith ...
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JA Lopez Garcia, WR Ocumpaugh, A Ortega Santos… - 2006 - ddr.nal.usda.gov
Native grasses are critical tools for land owners and government agency personnel to conserve
natural resources in much of the semi and region of Texas. Previous work has identified several
selections of plains bristlegrass (Setaria sp.) and windmillgrass (Chioris sp.), which are ...
All 2 versions

M Chunhui, H Jianguo… - Acta Agrestia Sinica, 2007 - agris.fao.org
在山东胶州对结缕草(Zoysia japonica)进行火烧和施氮肥试验。结果表明:火烧后结缕草提前1周返青
);火烧+施氮肥(秋季20 N/hm2+春季10 kg N/hm2)生殖枝数和抽穗率显著高于火烧、不施肥; ...

[PDF] from oregonstate.eduJM Hart, ME Mellbye, TB Silberstein… - … Young III (ed …, 2006 - cropandsoil.oregonstate.edu
The nitrogen mineralization soil test (Nmin) accurately predicts spring nitrogen fertilizer rate for
winter wheat grown in west- ern Oregon. Grass seed growers desire the same spring N rate prediction
for production of cool-season grasses. Large scale field trials in 2004 and 2005 evaluated ...
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TS Aamlid… - … Scandinavica Section B-Soil and Plant …, 2007 - Taylor & Francis
Field trials comparing various combinations of 0, 30 or 60 kg N ha −1 in autumn (September)
and/or spring (April) to seed crops of common bent (syn. browntop, US: colonial bentgrass, Agrostis
capillaris L.) 'Leikvin' (main use: long-lasting pastures and utility turf) and 'Nor' (main use: ...
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SSS Sakai, ASA Sakai… - Botany, 2006 - NRC Research Press
Afin de bien comprendre comment la production de graines dépend de la disponibilité relative
en N et de la masse sèche, les auteurs ont examiné le nombre et la grosseur des graines, ainsi
que la perte de masse sèche, chez des plants de Cardiocrium cordatum (Thunb.) ...
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LN Bairwa… - Indian Journal of Horticulture, 2008 - indianjournals.com
[ij] [ij] [ij]. Users online: 923, Email id Password. Journal Home. Current Issue.
Archive. TOC. Prev Article. Next Article. Registration.

R NFG… - African Journal of Range and Forage Science, 2007 - ajol.info
... The influence of nitrogen fertilization, spring burning and height of stubble on hay and seed
production of Eragrostis curvula. ... Abstract. This investigation, conducted over a three-year period,
emphasized the strong effect of nitrogen fertilization on both hay and seed production. ...
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[PDF] from revagrois.roC Saicu - Lucrări Ştiinţifice, Universitatea de Stiinte Agricole …, 2009 - revagrois.ro
The researches were accomplished during period 2005-2008 at Agricultural Research and Development
Station of Suceava and followed the nitrogen fertilizer effect in comparison with nitrogen from
purin upon the seed production at the fescue crop (Festuca pratensis). We observed the ...
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[HTML] from scielo.brBB Deminicis, HD Vieira, RF Silva… - Revista Brasileira de …, 2010 - SciELO Brasil
... with superior quality. Two experiments were carried out to evaluate the influence
of effect of doses of nitrogen, phosphorus and potassium on the quality and seed
production of koronivia grass. The experimental design used ...
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LT Havstad… - … Scandinavica Section B-Soil and Plant …, 2006 - Taylor & Francis
Split nitrogen (N) application to seed crops of timothy (Phleum pratense L.) was evaluated in
20 field trials, 11 in the south-Norwegian cultivar 'Grindstad' (origin 59°N) and nine in the north
Norwegian cultivar 'Vega' (origin 67°N) in southeast (58–61°N) and central (63–64°N) ...
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[CITATION] Economical Optimal Nitrogen (ECO-N) application rate in herbage grass seed production

R Gislum… - International Herbage Seed Group Newsletter, 2006 - unknown

[CITATION] Growth regulation, fungicides and nitrogen interaction in seed crop production

C Haldrup - Seed production in the northern light. Proceedings of …, 2007

[HTML] from agronomy.orgHAC Loeppky… - Agronomy Journal, 2002 - agronomy.org
M eadow bromegrass is a temperate-zone bunchgrass that has rapid vegetative regrowth, which
makes it desirable for grazing. As a result, it has become widely accepted as a pasture
species, particularly in areas of the Canadian Prairies that receive between 350 to 500 ...
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J Lajeunesse - 2006 - crops.confex.com
Canary seed (Phalaris canariensis L.) is a cool annual crop mainly grown in Western
Canada. In Northern Quebec, cereal and forage are the most common crops. However, new
crops could be of some interest because they can diversify and extend crop rotation. A 3- ...
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In order to evaluate wild mustard potential seed production in monoculture and reproductive
response of this weed to wheat seed rate and nitrogen fertilizer, an experiment was conducted
in 2000-2001 at Agricultural Research Station Ferdowsi-of Mashhad, University , Iran . ...
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In order to study the effects of amount and timing of nitrogen application and weed density on
wild mustard (Sinapis arvensis) seed production in winter wheat, an experiment was conducted
in 2001 at Research Farm of College of Agriculture, Ferdowsi University of Mashhad. A ...
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J Robertson, J Johnson-Maynard, D Thill, J Reed… - 2005 - acs.confex.com
Kentucky bluegrass post-harvest residue in northern Idaho historically has been burned to maintain
stand life and profitability. Alternatives to open field burning are necessary to address adverse
impacts of burning on air quality. Little is known about the effects of current non-thermal ...
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HT Kunelius, KB McRae, GH Dürr… - Canadian journal of plant …, 2004 - pubs.aic.ca
... It is noted that herbage was low in Zn (196 mg kg–1), which should be taken into account in animal
diets. We conclude that seed production of Westerwolds rye- grass varied among cultivars and
years. Nitrogen fertilizer at 90 kg ha–1 resulted in near maximum seed yields. ...
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[PDF] from oregonstate.eduWC Young III, ME Mellbye… - Seed Production …, 2001 - cropandsoil.oregonstate.edu
Large scale on-farm plots were established in two fine fescue fields in 1999 and two annual ryegrass
fields in 2000. The fields were selected to represent soil types typically used for seed production
in the Willamette Valley. Spring fertilizer was applied using precision application ...
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A Hamid, MQ Khan - Sarhad Journal of Agriculture, 2004 - agris.fao.org
Go to AGRIS search. Sarhad Journal of Agriculture (2004). Correlation of seed yield
components and nitrogen side dressing on theseed production of kitchen kale. ... It wasobserved
that the application of nitrogen was effective to increase the seedyield. ...
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[PDF] from oregonstate.eduWC Young, ME Mellbye… - Seed Production …, 2000 - cropandsoil.oregonstate.edu
Large scale on-farm plots were established in three perennial ryegrass and three tall fescue
fields in 1998, two fine fescue fields in 1999 and two annual ryegrass fields in 2000. The fields
were selected to represent soil types typically used for seed production in the Willamette ...
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JM Nelson… - Industrial Crops and Products, 2001 - Elsevier
Although jojoba (Simmondsia chinensis (Link) C. Schneider) has been cultivated in the United
States for many years, information is limited on the plant's nitrogen (N) requirement. A 10-year
field study, which began with 2-year-old plants, evaluated the effect of N application rates ...
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P CLOVER - Dimensions of Environmental Threats, 2003 - Daya Books
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AA Hob-Allah, AA Kandil… - Arab Universities Journal of …, 2001 - agris.fao.org
Record number, EG2004000470. Titles, mproving seed production of Sweet lupin, Lupinus
albus.1 .- effect of bradyrhizobium inoculation, nitrogen fertilization and plant density on seed
yield and its components of Sweet White lupin grown in newly reclaimed sandy soils. ...
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S Intarit, W Chinoseang, W Ritruechai… - 2002 - agris.fao.org
Experiment was conducted on Renu soil at Lampang Nutrition Center, Lampang Province, during
March 1998 - September 2000. 3*3 Factorial in Randomized Complete Block, 4 replications,
3 rates of nitrogen fertilizer (0, 20 and 40 kg N/rai) and 3 rates of phosphorus fertilizer (0, ...
Cached - All 2 versions

S Wichitpun, S Intarit… - 2002 - agris.fao.org
Experiment was conducted on Chiangrai soil at Chiangrai Nutrition Station, during March 1998
- September 2000. 3*3 Factorial in Randomized Complete Block. 4 Replications, 3 rates of nitrogen
fertilizer (0, 20 and 40 kg N/rai) and 3 rates of phosphorus fertilizer (0, 10 and 20 Kg P2O5/ ...
Cached - All 2 versions

M Ben-Ishaq - 2002 - agris.fao.org
AGRIS record. Record number, EG2004000566. Titles, Comparisons among the effect of
bio-fertilizer, nitrogen and boron on growth, seed production and seed quality of peas, Pisum
sativum L. Personal Authors, Ben-Ishaq, MSSI. Corporate Authors, Alexandria Univ. (Egypt). ...

RKS Saad - 2002 - agris.fao.org
AGRIS record. Record number, EG2004000555. Titles, Effect of plant population, biofertilizer
and nitrogen on growth, fruit, yield, seed production and seed quality of squash, Cucurbita pepo
L. Personal Authors, Saad, RKS. Corporate Authors, Alexandria Univ. (Egypt). ...

AAA Edrees - 2001 - agris.fao.org
AGRIS record. Record number, EG2004000891. Titles, Studies on the effects of planting dates,
populations density and nitrogen fertilization on the improvement of growth and seed production
of lettuce, Lactuca sativa, L. Personal Authors, Edrees, AAA. ...

S Intarit, O Rodchompoo… - 2001 - agris.fao.org
Effect of Nitrogen and Phosphorus fertilizers on seed production and quality of Gamba grass
(Andropogon gayanus cv. Kent) was conducted on Renu soil Series at Lampang Animal Nutrition
Research Center, during April 1998-July 1999. 3*3 Facotrial in Randomized Complete ...
Cached - All 2 versions

AK Baloch - 2000 - agris.fao.org
The present research work was carried out to assess the growth and seed productivity responses
of okra varieties to different nitrogen levels, at Horticultural Orchard of Sindh Agriculture
University, Tandojam during the summer season of 1999. The research work was carried ...

MT Sheikh, GH Jamro, NA Shah… - Balochistan Journal of …, 2000 - agris.fao.org
Field experiments were conducted to study the effect of Nitrogen and Phosphorus (NP) combinations
on seed production of Turnip (Brassica rapa L.) at Vegetable Seed Farm Sariab Quetta, during
1996-98. Six NP combinations viz. 100+100, 100+150, 150+100, 150+150, 200+100, and ...

[PDF] from utoronto.caD Osechas, A Torres… - Zootecnia Tropical, 2002 - tspace.library.utoronto.ca
... Among the others factors there were no significant differences (P>0.05). It is possible to conclude
that the nitrogen fertilization has a positive effect on seeds production of Urochloa decumbens
Key words: Seed, production, nitrogen fertilization, Urochloa decumbens RESUMEN ...
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DAZ Bassan, O Arf, S Buzetti… - Revista Brasileira de …, 2001 - agris.fao.org
... Cat. Seed production;Fertilizing. AGROVOC Terms, PHASEOLUS VULGARIS, SEEDS, NITROGEN,


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