Prediction of crop coefficients from fraction of ground cover and height. Background and validation using ground and remote sensing data

LS Pereira, P Paredes, F Melton, L Johnson… - Agricultural Water …, 2020 - Elsevier
The current study aims at reviewing and providing advances on methods for estimating and
applying crop coefficients from observations of ground cover and vegetation height. The …

New technologies and practical approaches to improve irrigation management of open field vegetable crops

J Zinkernagel, JF Maestre-Valero, SY Seresti… - Agricultural Water …, 2020 - Elsevier
This is a brief review about irrigation scheduling tools and water management models for
efficient on-farm watering of vegetable crops under open field conditions. This is the first step …

[HTML][HTML] Nanotechnology in agriculture: which innovation potential does it have?

LF Fraceto, R Grillo, GA de Medeiros… - Frontiers in …, 2016 - frontiersin.org
Recent scientific data indicate that nanotechnology has the potential to positively impact the
agrifood sector, minimizing adverse problems of agricultural practices on environment and …

[图书][B] Evaporation, evapotranspiration, and irrigation water requirements: Task Committee on Revision of Manual 70.

ME Jensen, RG Allen - 2016 - cabidigitallibrary.org
Abstract This Manual of Practice (MOP) is a comprehensive reference to estimating the
water quantities needed for irrigation of crops based upon the physics of evaporation and …

Estimating crop coefficients from fraction of ground cover and height

RG Allen, LS Pereira - Irrigation Science, 2009 - Springer
The FAO-56 procedure for estimating the crop coefficient K c as a function of fraction of
ground cover and crop height has been formalized in this study using a density coefficient K …

Grapevine water use and the crop coefficient are linear functions of the shaded area measured beneath the canopy

LE Williams, JE Ayars - Agricultural and forest meteorology, 2005 - Elsevier
The relationships among water use and the crop coefficient of Vitis vinifera L. cv. Thompson
Seedless with several measures of canopy development were determined with the aid of a …

Crop coefficient and water-use efficiency of winter wheat/spring maize strip intercropping

Y Gao, A Duan, J Sun, F Li, Z Liu, H Liu, Z Liu - Field Crops Research, 2009 - Elsevier
Winter wheat and spring maize strip intercropping system is widely practiced in northern
China. In this study, a field experiment with typical winter wheat and spring maize strip …

Satellite NDVI assisted monitoring of vegetable crop evapotranspiration in California's San Joaquin Valley

LF Johnson, TJ Trout - Remote Sensing, 2012 - mdpi.com
Reflective bands of Landsat-5 Thematic Mapper satellite imagery were used to facilitate the
estimation of basal crop evapotranspiration (ETcb), or potential crop water use, in San …

Crop water stress index for assessing irrigation scheduling of drip irrigated broccoli (Brassica oleracea L. var. italica)

Y Erdem, L Arin, T Erdem, S Polat, M Deveci… - Agricultural Water …, 2010 - Elsevier
This study was conducted to determine the possibility of a crop water stress index (CWSI) to
schedule irrigation for broccoli (Brassica oleracea L. var. italica) grown with drip irrigation …

Comparison of dual crop coefficient method and Shuttleworth–Wallace model in evapotranspiration partitioning in a vineyard of northwest China

P Zhao, S Li, F Li, T Du, L Tong, S Kang - Agricultural Water Management, 2015 - Elsevier
The objective of this study was to evaluate the potential use of dual crop coefficient method
in FAO-56 (FAO dual-K c) and Shuttleworth–Wallace (S–W) model in estimating …