نتایج جستجو برای: fruit yield

تعداد نتایج: 259396  

Journal: :Plant biology 2015
A-M Klein S D Hendrix Y Clough A Scofield C Kremen

Pollination is critical to fruit production, but the interactions of pollination with plant resources on a plant's reproductive and vegetative features are largely overlooked. We examined the influences of pollination, irrigation and fertilisation on the performance of almond, Prunus dulcis, in northern California. We used a full-factorial design to test for the effects of pollination limitatio...

Journal: :علوم باغبانی ایران 0
نجمه زینلی دانشجوی دکتری دانشگاه تهران مجتبی دلشاد استادیار، پردیس کشاورزی و منابع طبیعی کرج، دانشکده علوم زراعی و دامی، گروه علوم باغبانی و فضای سبز، تخصص: فیزیولوژی و اصلاح سبزی¬ها/ تولید گلخانه ای/ سیستم هایدروپونیک عبدالکریم کاشی استاد دانشگاه تهران کمال الدین حق بین استادیار پژوهشگاه ملی مهندسی ژنتیک

this study was conducted to determine water stress tolerance of two iranian dudaim melons (kerman & birjand) and one iranian muskmelon (samsoury). throughout the experiment, three different levels of irrigation with three irrigation starting points (-50, -65 and -75 cb of matric potential) were employed. results indicated that water stress significantly affected yield, firmness, fruit sugars as...

Journal: :journal of agricultural science and technology 2011
m. abdollahi s. eshghi e. tafazzoli n. moosavi

excessive vegetative growth may bring about improper pollination and consequently lead to reduced fruit set and misshapen fruits. paclobutrazol (pp333) reduces vegetative growth. on the other hand, balanced nutrient uptake at all developmental stages increases fruit quality and yield. an experiment was conducted with the aim of reducing vegetative growth and improving yield of strawberry, selva...

Journal: :نامه انجمن حشره شناسی ایران 0
a. r. m. solaiman m. m. hossain m. z. alam m. m. rahman m. a. latif

field experiment was conducted to determine the economic threshold for spraying of flubendiamide against the brinjal shoot and fruit borer. flubendiamide was applied based on 10 thresholds including 2% shoot infestation, 5% shoot infestation, first fruit set + 2% fruit infestation, first fruit set + 5% fruit infestation, 2% fruit infestation, 5% fruit infestation, 2% shoot + 2% fruit infestatio...

Journal: :journal of ornamental plants 2015
ahmad dadashpour sasan sadegh hasani seyed fazel mirahmadi

orchard intensification is motivated by the desire to produce fruit early in the life of the orchard to rapidly recover establishment costs. intensification is possible using dwarfing rootstocks that control tree size, induce early cropping and produce large quantities of fruit compared to the amount of wood produced. therefore, this study attempts to compare some yield and fruit properties of ...

بیگی, سمیه , شفیعی, سعید , گلچین, احمد ,

Abstract In order to study the effects of different levels of nitrogen (N) and molybdenum (Mo) in nutrient solution on quantitative and qualitative traits and nitrate concentration of cucumber (Sultan cv.), a factorial hydroponic-experiment with completely randomized design and three replications was conducted in the greenhouse of Soil Science Department, Zanjan University, in 2009. The concen...

2012
Abdur RAB Ihsan-ul HAQ

The influence of CaCl2 and borax on growth, yield, and quality of tomato was investigated during the years 2009 and 2010. The experiment was laid out with a randomized complete block design. Calcium chloride (0.3% and 0.6%) and borax (0.2% and 0.4%) solutions were applied as foliar sprays either alone or in combination and data were recorded for plant height, branches per plant, flowers per clu...

Bahar Fallahi Esmaeil Fallahi, Kourosh Vahdati, Michael Kiester

An increasing world population and the competitive nature of the stone fruit market, particularly nectarines [(Prunus persica var. nectarine)], demand the selection of fruit with high quality attributes, flavor, and a wide range of maturity. Information on this subject is limited at the present time. In search of superior nectarines, a trial was conducted to study growing degree days (GDD), ful...

Journal: :علوم باغبانی ایران 0
داریوش رمضان دانشجوی سابق دکتری فیزیولوژی و اصلاح سبزی، دانشکدۀ علوم کشاورزی، دانشگاه گیلان و استادیار، دانشکدۀ کشاورزی، دانشگاه زابل، ایران معظم حسن پور اصیل استاد، دانشکدۀ علوم کشاورزی، دانشگاه گیلان، ایران رضا صالحی استادیار، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج، ایران حسین دهقانی سانیچ دانشیار پژوهش، مؤسسۀ تحقیقات فنی و مهندسی کشاورزی، سازمان تحقیقات، آموزش و ترویج کشاورزی، کرج، ایران

in this study, a landrace melon zarde jalali as the scion and commercial varieties of cucurbita rootstocks cv., shintozwa and ferro-rz was used as the rootstock. grafted plants upon commercial varieties of cucurbita with own-rooted and ungrafted at three irrigation levels of 60, 80 and 100% (respectively 4984.32, 6124.82 and 7239.41 m3ha-1) based on total available water depletion with drip irr...

Akram Feiz Abadi Mahbob Lotfi Mohammad hossien Bijeh Keshavarzi Mohammad Javad Shakouri,

Pepper is one of the nutrition demanding vegetable. In order to compare N fertilizer uptake and plant numbers per area unit, an experiment was conducted with replications. In which fertilizer was the main factor and included Ammonium nitrate in 7 levels (0, 80, 160, 240 kg /ha-1) and 40+40, 80+80, 120+120 kg/ha-1 (in 2 stages i.e. Half of these amounts appliedpre planting ...

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