نتایج جستجو برای: leaf number and crown number

تعداد نتایج: 16892039  

Journal: :iran agricultural research 2015
mohsen edalat ali dadkhodaie rouhollah nederi kharraji

chickpea (cicer arietinum l.) is a native crop of asia which is grown worldwide including iran.in this study,different selection criteria including correlation,regression and path analysis were used to improve yield.the experimental design was split plot with rcbd replicated four times in which three sowing dates (5 january,4 february,and 5 march) were used in main plots and four genotypes;two ...

Journal: :Tree physiology 2007
Veronica I Emhart Timothy A Martin Timothy L White Dudley A Huber

Crown structure, absorbed photosynthetically active radiation (APAR) and growth were analyzed in 300 replicated loblolly (Pinus taeda L.) and slash pine (Pinus elliottii Engelm. var. elliotti) clones to: (1) quantify genetic variation in crown structural traits, growth and APAR at the species, family and clonal levels; and (2) estimate within-family genetic and environmental influences on measu...

زاهدی, مرتضی, قیصری, مهدی, مقامی, راضیه,

An experiment was conducted to evaluate the effects of different levels of nitrogen and irrigation on yield and yield components of safflower. Three nitrogen rates (0, 50 and 100 kg ha-1) under three irrigation levels (100% as control 80% as mild limited irrigation, and 60% of crop water requirement as severe limited irrigation) were investigated using a factorial laid out in a randomized comp...

ژورنال: علوم آب و خاک 2007
خورشید رزمجو, , شکوفه ساریخانی, ,

In order to evaluate the effect of row and plant spacings on the yield and yield components of three cultivars of forge sorghum, a field experiment was conducted in Isfahan University of Technology, Lavark, during spring, 2001. Experimental design was a split-factorial with three replications. Main plots consisted of three row spacings (45, 60, 75 cm) and subplots were combinations of three cul...

Journal: :iranian journal of science and technology (sciences) 2004
a. arzani

there is little information available on morphological and agronomic traits, as well aschemical compositions of iranian mint landraces. this study was conducted to investigate themorphological, agronomic and oil content characteristics of iranian mint landraces using twelvelandraces, three of which belong to mentha longifolia, and the remaining, mentha spicata l, originatedfrom central regions ...

2008
L. Yáñez M. Schaepman

A forest canopy is a complex system with a highly structural multi-scale architecture. Physical based radiative transfer (RT) modelling has been shown to be an effective tool for retrieval of vegetation canopy biochemical/physical characteristics from optical remote sensing data. A high spatial resolution RT through a forest canopy requires several geometrical and structural parameters of trees...

Journal: :journal of ornamental plants 2014
mohammad khalid jamil mohammad mizanur rahman mohammad moshiur rahman

experiments were conducted at the horticulture research farm of horticulture department, bangabandhu sheikh mujibur rahman agricultural university (bsmrau), salna, gazipur during december, 2007 to may, 2009 to investigate the effect of bulb cutting and potting media on propagation of hippeastrum. the bulb cutting significantly influenced all the parameters except days required to first leaf eme...

Journal: :Scientia Agraria Paranaensis 2021

Bare-root strawberry plants produced in Patagonia accumulate more reserves the main crown, which allows their immediate development after transplantation. Due to dependence on these bare-root plants, Brazilian producers use early cultivars, start leaves emission and flower buds differentiation advance, since do not always arrive within estimated time for planting southern Brazil. The objective ...

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