نتایج جستجو برای: bbch

تعداد نتایج: 144  

Journal: :Horticultural Science 2021

The role of preparations supporting plant growth is mainly to reduce the harmful effects various stress factors on plants and ensure high yields good quality. This experiment compared effect mineral stimulator Tytanit® biological preparation Effective Microorganisms (EM) physiological biochemical activity, as well yield common bean (Phaseolus vulgaris L.). photosynthetic pigments, free proline ...

Journal: :Sustainability 2022

This paper aimed to study the adaptation of a crop specific climatic conditions southern Romania, Pitești-Mărăcineni, in terms phenology two chokeberry (Aronia melanocarpa) cultivars (‘Melrom’ and ‘Nero’). The BBCH (Biologische Bundesantalt, Bundessortenamt Chemische Industrie) scale was used for phenological observations. recorded data were statistically processed, calculating average onset ti...

ژورنال: زراعت دیم ایران 2019

ساز وکارهای متعددی به منظور کاهش اثرات محدودیت آبی ایجاد شده تحت شرایط دیم در رشد گیاهان توسعه یافته‌اند و استفاده از آبیاری تکمیلی و نانواکسید آهن نقش مهمی را در بهبود عملکرد ایفا  می‌نمایند. به‌منظور بررسی تاثیر آبیاری تکمیلی و نانواکسید آهن بر شاخص­های رشدی، جذب تابش و عملکرد گندم در شرایط دیم، آزمایش فاکتوریل در قالب طرح پایه بلوک‌های کامل تصادفی در سه تکرار در ایستگاه تحقیقات کشاورزی اردبی...

Journal: :Remote Sensing 2023

Accurate determination of crop phenology information is essential for effective field management and decision-making processes. Remote sensing time series analyses are widely employed to extract the phenological stages. Each crop’s stage has its unique characteristic on plant, while satellite-derived refers some key transition dates in satellite observations. Current techniques primarily estima...

Journal: :Agronomy 2022

This paper’s aim was to investigate the influence of variety and climatic year on vegetation phenophases in blueberries grown southwest Romania, Banat region. study carried out during growing season 2020–2022 a blueberry plantation, for ‘Duke’, ‘Hannah’s Choice’ ‘Elliott’ varieties. In study, phenological traits were recorded using BBCH scale observation phenotypic data as Julian days. Thus, it...

2014
Onur Yuzugullu Esra Erten Irena Hajnsek

The objective of this study is to provide an efficient method to determine the growth stages of rice fields by polarimetric SAR (PolSAR). The proposed approach is based on two main components: a theoretical backscattering model and a proposed solution-space search algorithm. The solutionspace is generated using the scattering model for different polarization settings. Later, sets of structures ...

Journal: :Ecologies 2022

In this study, an amplicon metagenomic approach was used to determine the effect of repeated treatments with ozonized oleic acid on microbial community grapevine carpoplane. Differences in composition treated vineyards were compared non-treated and conventionally samples regarding prokaryotic eukaryotic microbiome at two developmental stages (BBCH 83, BBCH 87). The results showed effects both o...

2010
J. David Ballester-Berman Juan M. Lopez-Sanchez

Quad-pol measurements at L-band acquired during the AGRISAR’06 campaign have been used in order to compute time series of entropy, alpha angle and anisotropy from an agricultural area with a simultaneous dedicated ground-data acquisition. The study has been focused on winter wheat, maize and rape crops, and the biophysical parameters considered were crop coverage, BBCH phase, Leaf Area Index (L...

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