Results 1 to 10 of about 1,089,030 (255)

Plot size matters: Toward comparable species richness estimates across plot‐based inventories [PDF]

open access: yesEcology and Evolution, 2022
To understand the state and trends in biodiversity beyond the scope of monitoring programs, biodiversity indicators must be comparable across inventories. Species richness (SR) is one of the most widely used biodiversity indicators.
Jeanne Portier   +8 more
doaj   +6 more sources

Experimental plot size of passion fruit [PDF]

open access: yesRevista Brasileira de Fruticultura, 2020
The determination of the plot size is a practical matter pertinent to the experimental planning, and its optimal characterization allows to obtain higher precision and better quality in the results.
Glaucia Amorim Faria   +5 more
doaj   +6 more sources

Optimum plot size for experiments with the sunflower1 [PDF]

open access: yesRevista Ciência Agronômica, 2015
The aim of this study was to determine a suitable plot size for field experiments with the sunflower. An experiment was carried out in a randomised complete block design with 14 sunflower cultivars and 10 replications.
Roberto Pequeno de Sousa   +4 more
doaj   +3 more sources

Plot Size, Adjacency, and Farmland Rental Contract Choice

open access: yesLand, 2022
The purpose of this paper is to assess the impact of plot size on the components of farmland rental contracts choice and evaluate the effects of its heterogeneities on different plot characteristics in the context of China.
Yueming Cao, Yunli Bai, Linxiu Zhang
doaj   +3 more sources

Uniformity trials size for estimating cherry tomato plot size

open access: yesRevista Ciência Agronômica, 2018
The aim of this study was to determine how the size of the uniformity trial influences the estimation of cherry tomato plot size. The size of plot required to evaluate the mean length of fruit per plant, mean fruit width per plant, mean fruit weight per ...
Bruno Giacomini Sari   +1 more
doaj   +3 more sources

Optimal experimental plot size for papaya cultivation [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2019
: The objective of this work was to determine the optimal size of experimental plots for the evaluation of agronomic characteristics and fruit quality of papaya, by the linear model of plateau response, under soil and climatic conditions of the Recôncavo
Mauricio dos Santos da Silva   +6 more
doaj   +5 more sources

Does Outsourcing Service Reduce the Excessive Use of Chemical Fertilizers in Rural China? The Moderating Effects of Farm Size and Plot Size

open access: yesAgriculture, 2023
The excessive use of chemical fertilizers (OCF) is one of China’s main sources of agricultural nonpoint source pollution. It is debatable whether outsourcing service adoption (FOS) reduces OCF.
Bowei Li, Yanjun Qian, Fanbin Kong
doaj   +3 more sources

Uniformity trial size in estimates of plot size in restrict areas

open access: yesRevista Ciência Agronômica, 2015
The aim of this study was to determine the uniformity trial size when estimating optimum plot size in order to evaluate fresh phytomass in lettuce plants and fruit weight in sweet peppers.
Diogo Vanderlei Schwertner   +2 more
doaj   +4 more sources

Effects of Sample Plot Size and GPS Location Errors on Aboveground Biomass Estimates from LiDAR in Tropical Dry Forests

open access: yesRemote Sensing, 2018
Accurate estimates of above ground biomass (AGB) are needed for monitoring carbon in tropical forests. LiDAR data can provide precise AGB estimations because it can capture the horizontal and vertical structure of vegetation. However, the accuracy of AGB
José Luis Hernández-Stefanoni   +7 more
doaj   +3 more sources

Influence of Plot Size on Efficiency of Biomass Estimates in Inventories of Dry Tropical Forests Assisted by Photogrammetric Data from an Unmanned Aircraft System

open access: yesRemote Sensing, 2017
Applications of unmanned aircraft systems (UASs) to assist in forest inventories have provided promising results in biomass estimation for different forest types.
Daud Jones Kachamba   +4 more
doaj   +3 more sources

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