نتایج جستجو برای: leaf area index

تعداد نتایج: 1015524  

Journal: :بوم شناسی کشاورزی 0
عصمت محمدی حمیدرضا اصغری احمد غلامی

application of bio-fertilizers, especially mycorrhiza as substituent or complement of chemical fertilizers is one of the most important strategies for plant nutrition in sustainable management of agro-ecosystems. in order to evaluate the separated and integrated application of mycorrhiza biological fertilizer and phosphorus chemical fertilizers on growth indices of chickpea (cicer arietinum l.)...

Journal: :تولید گیاهان زراعی 0
کاوه لیموچی کارشناس ارشد زراعت، گروه علمی کشاورزی، مدرس دانشگاه پیام نور، تهران عطااله سیادت استاد دانشگاه آزاد اسلامی، واحد دزفول، دانشکده کشاورزی و منابع طبیعی، دزفول عبدالعلی گیلانی استادیار مرکز تحقیقات کشاورزی و منابع طبیعی استان خوزستان

this study was aimed at evaluating the effects of planting’s different dates on the trend of leaf area index, dry biomass weight and panicle weight in addition to the yield of rice varieties for one year in the north region of khuzestan, as spilt plots in the form of fully random blocks in three repetitions. main factor was the date of planting at three levels (26 may, 10 jun, 26 jun) and the s...

2017
Cong Wang Jing Li Qinhuo Liu Bo Zhong Shanlong Wu Chuanfu Xia

Remote-sensing phenology detection can compensate for deficiencies in field observations and has the advantage of capturing the continuous expression of phenology on a large scale. However, there is some variability in the results of remote-sensing phenology detection derived from different vegetation parameters in satellite time-series data. Since the enhanced vegetation index (EVI) and the le...

2004
P. D. Blanken T. A. Black

Annual fluxes of canopy-level heat, water vapour and carbon dioxide were measured using eddy covariance both above the aspen overstory (Populus tremuloides Michx.) and hazelnut understory (Corylus cornuta Marsh.) of a boreal aspen forest (53Ð629 °N 106Ð200 °W). Partitioning of the fluxes between overstory and understory components allowed the calculation of canopy conductance to water vapour fo...

Journal: :journal of ornamental plants 2015
doss, s. g chakraborti, s. p roychowdhuri, s. das, n. k vijayan, k

mulberry (morus spp.) is a perennial tree cultivated for its foliage to rear the domesticated silkworm, bombyx mori l. mulberry has improved through conventional breeding in general aims to improve the quantity and quality of leaf yield, which have direct bearing on silk productivity. leaf senescence is one of the major constraints, which restricts the quantity of quality leaf availability for ...

2013
R. Chitra K. Rajamani

The study was conducted on physiology and biochemical performance and correlation for yield and its quality characters of 18 genotypes of Glory lily (Gloriosa superba). Experiment was laid out in a randomized block design with three replications at the Medicinal Plants Unit, Botanical Garden, Tamil Nadu Agricultural University, Coimbatore. Genotypes GS 15, GS 06, GS 18, GS 03 and GS 02 were com...

2000
Loretta Gratani Antonio Bombelli

The anatomical and morphological leaf traits as well as leaf inclination and orientation per different leaf age cohort of Quercus ilex, Phillyrea latifolia and Cistus incanus growing in the Mediterranean maquis along Rome’s coast-line (Italy) were investigated. Specific leaf weight (SLW), total leaf thickness (L), leaf density index and leaf inclination (a) changed according to leaf age. The ma...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1392

gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...

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