نتایج جستجو برای: planting season

تعداد نتایج: 68618  

Journal: :بوم شناسی کشاورزی 0
علی یزدی مطلق سعید خاوری خراسانی سعید بختیاری جعفر موسی آبادی

in order to study the effects of planting pattern on yield and yield components in different cultivars of forage corn (zea mays l.), an experiment was conducted at saline conditions (ec=6.43 ds.m-1) of dasht-e-malhe, neyshabour during growing season of 2009-2010. nine treatments and two furrow planting and furrow bed planting as main plots and three cultivars (ksc 704, zp 644 and ns540) as sub ...

2006
R. E. Talbert

Experiments were conducted during the summer of 2002 at the Rice Research and Extension Center, Stuttgart, AR, to evaluate: 1) various timings of sequential applications of imazethapyr at 0.063 lb/acre (4 oz Newpath/acre) in conventional and staleseedbed rice planting systems utilizing Clearfield ‘CL-161’ and 2) the timing of clomazone application at various rates and timings in conventional ri...

Journal: :Plant Soil and Environment 2023

The effects of potato drip irrigation on soil nitrogen dynamics and yield was studied in small-plot field trials. trials were evaluated at during three experimental times seasons (2016-2018). Four variants determined, ie non-irrigated, 60, 65 70 ASWC (Available Soil Water Capacity). At the same time, two pre-planting fertilization dates set a maximum 120 kg N/ha divided i.e. 60 before planting ...

To investigate the effect of different planting dates (November 1-2018, December 1-2018 and December 31-2018) as the main factor, different salinity levels of the irrigation water (2, 7 and 12 dS/m) as the sub-plots factor and different irrigation regimes (including irrigation at 5 critical stages of the growth period, 2 stages of germination and flowering and 0 irrigation) as the sub-sub-plots...

Journal: :به زراعی کشاورزی 0
علی نادری عارفی محقق بخش اصلاح و تهیه نهال و بذر، مرکز تحقیقات کشاورزی استان سمنان، ایستگاه گرمسار، گرمسار ـ ایران محمد عابدینی اسفهلانی عضو هیأت علمی بخش اصلاح و تهیة نهال و بذر، مرکز تحقیقات کشاورزی استان سمنان، شاهرود ـ ایران

to determine the best planting date and irrigation schedule in a cotton field (gossypium hirsutum var.varamin) in garmsar region an experiment was conducted in 2011. the experimental design was splitplot based on randomized complete block with three replications. three irrigation termination dates (2011sep 11th, 2011 sep 21st and 2011 oct 2nd) arranged in main plots as main factor and three pla...

Journal: :International Turfgrass Society research journal 2021

Performance of eight spring-flowering bulbs, Chionodoxa sp. ‘Blue Giant’ (glory-of-the-snow), Crocus tommasinianus ‘Ruby (crocus), vernus ‘Remembrance’ Narcissus ‘Ice Follies’, N. ‘Tete-a-Tete’, ‘Thalia’ (daffodil), Muscari Magic’ (grape hyacinth), and Scilla sybirica (Siberian squill), was evaluated after planting into cool season tall fescue lawn [Lolium arundinaceum (Schreb.) Darbysh. (syn. ...

Journal: :به زراعی کشاورزی 0
همت اله پیردشتی دانشجوی کارشناسی ارشد، گروه زراعت و اصلاح نباتات، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری ایران بهروز محمودی دانشیار، گروه زراعت و اصلاح نباتات، پژوهشکده ژنتیک و زیست فناوری کشاورزی طبرستان، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری - ایران محمد یعقوبی مربی ، پژوهشکده ژنتیک و زیس تفناوری کشاورزی طبرستان، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری - ایران

a field experiment was conducted to investigate the spatial distribution of weeds at the sari agricultural sciences and natural resources university in 2011. field was divided into 42 grids (1.5×1.5 feet) then all samples were taken from grids intersection points before corn planting, after harvesting and ear emergence stage. weed maps and semi variance analysis carried out using rw99 and gs+ s...

ژورنال: علوم زراعی ایران 2020

To investigate the effect of different planting row ratios of parental lines and agronomic methods on synchronizing of flowering and seed production of SCK703 hybrid maize, a field experiment was carried out as a strip plot arranegemnts in randomized complete block design with three replications in southern Kerman agricukltural and natural rseraech and education center, Jiroft, Iran, in 2015 gr...

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