Skip to main content

Table 1 Variable Description for the Meta-Analysis

From: A meta-analysis of climatic conditions and whitefly Bemisia tabaci population: implications for tomato yellow leaf curl disease

Variable name

Description

r

Correlation of the effect of climatic variables such as maximum relative humidity, maximum temperature, minimum relative humidity, minimum temperature, rainfall, sunshine, wind speed with whitefly (B. tabaci) population

SE

Standard error

Year

Year of publication

Climatic factors

Minimum temperature

Minimum Temperature (in Celsius)

Maximum temperature

Maximum Temperature (in Celsius)

Rainfall

Rainfall (in millimeter)

Humidity

Relative humidity (in percentage)

Altitude

Altitude above sea level (in meter)

Symptom

Number of TYLCV symptoms described in the study (reduction in leaf size, upward cupping/curling of leaves, chlorosis (yellowing) on leaves reduction in fruit production and severe stunting)

Pesticide law

 = 1, if the country in the study has a pesticide law and 0 otherwise

Type of soil

Alluvial soil

 = 0, if study deals with alluvial soil

Well-drained sloppy soil

 = 1, if study deals with well-drained sloppy soil

Laterite soil

 = 1, if study deals with laterite soil

Loamy soil

 = 1, if study deals with loamy soil

Sandy loamy soil

 = 1, if study deals with sandy loamy soil

Volcanic soil

 = 1, if study deals with volcanic and black volcanic soil

References

Number of references in the study

Impact factor

Impact factor of the study

Published

 = 1, if study was published in a peer-reviewed journal or 0 otherwise