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بررسی ویژگی های مورفوفیزیولوژیک و عملکرد دو رقم سورگوم علوفه ای، تحت تنش کم آبی و سطوح نیتروژن [PDF]

open access: yesتنش های محیطی در علوم زراعی, 2013
به منظور بررسی صفات مورفوفیزیولوژیک و عملکرد دو رقم سورگوم علوفه ­ای، تحت تنش کم آبی و سطوح نیتروژن، پژوهشی مزرعه­ ای در سال 1390، در ایستگاه تحقیقات زراعی دانشکده­ی کشاورزی دانشگاه شیراز (باجگاه)، انجام شد، آزمایش به صورت کرت­ های دو بار خرد شده، در ...
نغمه مقیمی, یحیی امام
doaj   +1 more source

Impact of Nitrogen Levels on Associated Weeds, Fodder Ability and Grain Protein Content of Dual-Purpose Wheat [PDF]

open access: yesPlanta Daninha, 2018
: Studies were carried out to see the response of dual-purpose wheat to different nitrogen levels i.e. 0, 50, 100, 150 and 200 kg N ha-1 in cut (for forage and grain purpose) vs.
K. NAVEED   +5 more
doaj   +1 more source

Effect of tillage and fertilizer doses on growth and growth indices of soybean (Glycine max L.) under conservation tillage systems

open access: yesEnvironment Conservation Journal, 2021
A field experiment was conducted during kharif season of 2019 at the Research Farm, Department of Agronomy, CSKHPKV, Palampur to study the effect of tillage and fertilizer doses on growth and growth indices of soybean under conservation tillage systems ...
Shilpa Manhas   +4 more
doaj   +1 more source

Impact of Weed and Seeding Rates on Crop Growth Rate of Five Barley Cultivars

open access: yesIOP Conference Series: Earth and Environmental Science, 2023
Abstract A randomized complete block design with split-split plot arrangement was used to evaluate the effects of weeds and seeding rates on barley cultivar growth rate and yield in the College of Engineering Agricultural Sciences - University of Baghdad - Jadriyah fields in winter 2021–2022.
Al-Sadiq Fawzi Mayouf Mishkhal   +1 more
openaire   +1 more source

Evaluation of the Performance and Growth Indices of Green Bean (Phaseolus vulgaris L.) and Black Cumin (Nigella sativa L.) in a Replacement Intercropping System [PDF]

open access: yesبوم شناسی کشاورزی
IntroductionDue to rapid population growth and the reduction of arable land, the most effective way to increase crop yields is by boosting production per unit area.
Mahna sadat Ghotb Sharif   +2 more
doaj   +1 more source

تغییرات شاخص های فیزیولوژیکی ریشه و اندام هوایی نخود (‏Cicer arietinum L.) در واکنش به تنش خشکی [PDF]

open access: yesتنش های محیطی در علوم زراعی, 2010
آب قابل دسترس، عامل اصلی محدود کننده رشد و تولید محصول درمناطق خشک می‌باشد. نتایج بررسی­ها مؤید این است که خصوصیات ریشهو اندام هوایی، نقش مؤثری در تحمل به خشکی ژنوتیپ‌های نخود دارند.
علی گنجعلی   +2 more
doaj   +1 more source

Growth Analysis of New Cotton (Gossypium hirsutum L.) Cultivars Affected by Planting Data and Nitrogen Fertilizer in Golestan [PDF]

open access: yesعلوم محیطی, 2021
Introduction: Cotton is one of the most important fiber plants in Iran which needs more production for national fiber sufficiency goal. Its cropping area in Iran is now about 140,000 ha in which 95.3% is irrigated; rainfed cotton is growing only in ...
leila saberpour   +4 more
doaj   +1 more source

The Growth and Survival of Early Instars of \u3ci\u3eBellura Obliqua\u3c/i\u3e (Lepidoptera: Noctuidae) on \u3ci\u3eTypha Latifolia\u3c/i\u3e and \u3ci\u3eTypha Angustifolia\u3c/i\u3e [PDF]

open access: yes, 2017
Larvae of the noctuid moth Bellura obliqua are frequently encountered on Typha latifolia, but less commonly on Typha angustifolia. Experiments were conducted to compare the growth and survivorship of early B. obliqua instars on the two species of cattail.
Penko, J. M, Pratt, D. C
core   +2 more sources

Surveying some strategies of cultural management on species growth indices and yield in the field of soybean

open access: yesMajallah-i ḥifāẓat-i giyāhān, 2018
Introduction soybean (Glycine max L.) plays an important role in three major markets of grains, oil and meal. damage of weeds in soybean generally 13 to 60 and sometimes more than %80 have been reported Farming methods through proper management, sowing ...
habibeh soltani   +3 more
doaj   +1 more source

Australian Lentil Breeding Between 1988 and 2019 Has Delivered Greater Yield Gain Under Stress Than Under High-Yield Conditions

open access: yesFrontiers in Plant Science, 2021
The contemporary lentil (Lens culinaris ssp. culinaris) industry in Australia started in the late 1980s. Yield in farmers’ fields averages 1.2 t ha–1 nationally and has not increased over three decades.
Victor O. Sadras   +2 more
doaj   +1 more source

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