Indirect estimation of leaf area index in VSP-trained grapevines using plant area index

J Döring, M Stoll, R Kauer, M Frisch… - American Journal of …, 2014 - Am Soc Enol Viticulture
Leaf area index (LAI) and canopy structure are important parameters affecting grape quality
and yield of grapevines. Two different experimental protocols as well as the average LAI …

[PDF][PDF] An empirical protocol for indirect measurement of leaf area index in grape (Vitis vinifera L.)

DA Grantz, LE Williams - HortScience, 1993 - calag.ucanr.edu
Leaf area development and canopy structure are important characteristics affecting yield
and fruit quality of grapevines. Trellising systems and wide row spacing are common …

Estimation of leaf area of two grapevine cultivars (Vitis vinifera L.) using laminae linear measurements and fresh weight

SR Gonzalo, WM Kliewer - American Journal of Enology …, 1983 - Am Soc Enol Viticulture
Leaf area (MLA), measured with a leaf area meter, of potted Chardonnay and Chenin blanc
grapevines grown inside a greenhouse (no heat stress) and phytotron (heat stress), was …

An indirect method of estimating leaf area index in cordon trained spur pruned grapevines

A Patakas, B Noitsakis - Scientia horticulturae, 1999 - Elsevier
The aim of this study was to validate an indirect method of estimating leaf area index (LAI) in
cordon-trained spur-pruned grapevines. Indirect estimates were made using the LAI-2000 …

Leaf area estimation by simple measurements and evaluation of leaf area prediction models in Cabernet-Sauvignon grapevine leaves

JT Tsialtas, S Koundouras, E Zioziou - Photosynthetica, 2008 - Springer
For two growing seasons (2005 and 2006), leaves of grapevine cv. Cabernet-Sauvignon
were collected at three growth stages (bunch closure, veraison, and ripeness) from 10-year …

[PDF][PDF] Validation of non-destructive methodology of grapevine leaf area estimation on cv. Blaufränkisch (Vitis vinifera L.)

Z Beslic, S Todic, D Tesic - South African Journal of Enology and …, 2010 - journals.ac.za
Validation of Non-destructive Methodology of Grapevine Leaf Area Estimation on cv.
Blaufränkisch (Vitis vinifera L.) Page 1 S. Afr. J. Enol. Vitic., Vol. 31, No. 1, 2010 22 Validation of …

[PDF][PDF] Evaluation of an indirect method for leaf area index determination in the vineyard: Combined effects of cultivar, year and training system

N Ollat, M Fermaud, JP Tandonnet, M Neveux - VITIS-GEILWEILERHOF-, 1998 - Citeseer
The performance ofthe plant canopy analyzer LAI-2000 was evaluated in three seasons to
estimate vineyard LAI (leafarea index) in the Bordeaux area. Measurements were made in a …

Comparative analysis of two indirect methods of measuring leaf area index as applied to minimal and spur pruned grape vines

KJ Sommer, ARG Lang - Functional Plant Biology, 1994 - CSIRO Publishing
Leaf area index of spur and minimal pruned vines was measured directly by destructive leaf
sampling and indirectly from light transmission measurements using the LAI-2000 and the …

Grapevine leaf area index evaluation by gap fraction inversion.

S Cohen, MJ Striem, M Bruner, I Klein - Acta Horticulturae, 2000 - cabdirect.org
Controlling the ratio of grapevine vegetative growth to yield is an important management
objective, since this ratio has a consistent relationship to grape quality. In this study, the …

Leaf area estimation of Concord grape leaves from simple linear measurements

EA Elsner, GL Jubb - American Journal of Enology and …, 1988 - Am Soc Enol Viticulture
Simple linear measurements of Concord grape leaves were tested for suitability as
predictors of actual leaf area. True leaf areas were determined using a Li-CorTM leaf area …