Results 11 to 20 of about 12,368 (214)

Effect of transfer age and soil bed on growth and early establishment of Juniperus excelsa M. Bieb. seedlings in southern hills of Mashhad [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2011
The present study was carried out to determine the effect of soil bed and seedling transfer age of Juniper (Juniperus excelsa M. Bieb.) on its growth and early establishment under rainfed conditions. For this purpose, using a Factorial examination, under
Mas'oud Tabari   +3 more
doaj   +1 more source

Seedling survival simultaneously determined by conspecific, heterospecific, and phylogenetically related neighbors and habitat heterogeneity in a subtropical forest in Taiwan

open access: yesEcology and Evolution, 2022
Density dependence and habitat heterogeneity have been recognized as important driving mechanisms that shape the patterns of seedling survival and promote species coexistence in species‐rich forests. In this study, we evaluated the relative importance of
Teng‐He Huang   +3 more
doaj   +1 more source

Effects of environment and seedling age on growth and transplanting quality of hybrid indica rice seedling

open access: yes浙江大学学报. 农业与生命科学版, 2015
Environmental factors such as light, temperature and humidity, play important roles in rice growth. Greenhouse is an emerging seedling cultivation environment different from field, and it is a scant sunlight environment with temperature and humidity ...
Zhao Min   +7 more
doaj   +1 more source

Assessment of the Physical Quality of Eucalyptus pellita Seedlings from Shoot Cutting by Age Level

open access: yesJurnal Sylva Lestari, 2021
The criteria for target seedling of Eucalyptus pellita F. Muell are at least 90 days old, with consequences for the length of stay of the seedlings in the nursery. This study must assess the suitability as a target seedling first if it wants to plant the
Hanna Artuti Ekamawanti   +2 more
doaj   +1 more source

Heat utilization and radiation interception in transplanted rice (Oryza sativa L.) in relation to seedling age

open access: yesJournal of Agrometeorology, 2016
The experiment comprising of mechanical transplanting of 3, 4 and 5 weeks-old seedlings was conducted at Punjab Agricultural University, Ludhiana during 2010 and 2011 to study the effect of seedling age on heat utilization, radiation interception and ...
NAVNEET AGGARWAL   +2 more
doaj   +1 more source

EFFECT OF SEEDLING AGE AND PLANT SPACING ON GROWTH CHARACTERS AND YIELD OF SOME RICE CULTIVARS [PDF]

open access: yesJournal of Plant Production, 2012
Two field Experiments were carried out in summer seasons of 2008 and 2009 at the Experimental Farm of Rice Research section Agricultural Research station, El-Gemmiza, Gharbia Governorate. This investigation was conducted to study the response of two rice
A. Abd-Allah, M. Ghonima, A. El-Kassaby
doaj   +1 more source

Flushing time and growth rate of Pinus sylvestris seedlings [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2009
Identification of phenological stages is the first step to study the plant response to environmental changes, such as climate, temperature, precipitation, fertilization, irrigation and biological control. In order to identify the phenological stages, 100
Alireza Zare   +1 more
doaj  

Blue oak seedling age influences growth and mortality

open access: yesCalifornia Agriculture, 2007
In some California locations, the natural regeneration of blue oak is limited by the ability of small seedlings to survive long enough to become larger saplings. This study evaluated the growth and survival of different age classes of seedlings. We found
R Phillips   +3 more
doaj   +2 more sources

Detection Method and Experimental Research of Leafy Vegetable Seedlings Transplanting Based on a Machine Vision

open access: yesAgronomy, 2022
In view of the need to remove empty cells and unqualified seedlings for automatic transplanting of leafy vegetable seedlings, this paper proposes a method to detect the growth parameters of leafy vegetable seedlings by using machine vision technology ...
Wei Fu   +5 more
doaj   +1 more source

Research on Simplified Nursery and Labor-Saving Mechanized Transplanting Technologies to Improve Rice Production Efficiency in Southern China

open access: yesAgronomy
Mounting labor shortages and rising operational costs are threatening the sustainability of mechanized rice production in Southern China, underscoring the urgent need for innovations that reduce labor inputs during nursery preparation and transplanting ...
Haoyu Wang   +8 more
doaj   +1 more source

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