Results 21 to 30 of about 230,579 (194)

INFLUENCE OF THE TYPE OF SEEDING IN THE PRODUCTIVITY OF THE SORGHUM - Urochloa brizantha cv MARANDU INTERCROPPING IN THE CROP-LIVESTOCK INTEGRATION SYSTEM [PDF]

open access: yesRevista Brasileira de Milho e Sorgo, 2012
The aim of this work was determine the influence of the type of seeding on productive variables of thesorghum - Urochloa brizantha intercropping. The treatments were: sorghum intercropped with brachiaria in line andinter-lines of sowing, sorghum with ...
CHRYSTIANE MARTINS DE ALMEIDA   +4 more
doaj  

Impact of Sowing Date on Yield and Water Use Efficiency of Wheat Analyzed through Spatial Modeling and FORMOSAT-2 Images

open access: yesRemote Sensing, 2015
Regional analysis of water use efficiency (WUE) is a relevant method for diagnosing the performance of irrigation systems in water-limited environments. In this study, we investigated the potential of FORMOSAT-2 images to provide spatial estimates of WUE
Benoit Duchemin   +7 more
doaj   +1 more source

Effect of sowing dates and growth regulator Hypertonic concentrations on percentage of flower dropping, growth, yield and yield component ’s characteristics of broad bean ( Vicia faba L. ). [PDF]

open access: yesKirkuk Journal of Science, 2009
This experiment was carried out at the clay soil of Kifri district (140 km north Baquba Governorate ) to study the effect of three sowing date and four concentrations of growth regulator Hypertonic on percentage of flower dropping, growth, yield and ...
Ali.H.Rahym. AL-Dawdi   +1 more
doaj   +1 more source

Efeito da compactação do solo sobre a emergência de plântulas de soja em sistema plantio direto Effect of the compacting of the soil on the seed in the emergency of the soy in direct planting system

open access: yesCiência e Agrotecnologia, 2008
Objetivou-se no presente trabalho, estudar os efeitos da combinação entre teores de água do solo e cargas aplicadas pela roda compactadora da semeadora-adubadora sobre a emergência de plântulas de soja, em sistema plantio direto.
Alcir José Modolo   +3 more
doaj   +1 more source

The Response of Spring Barley (Hordeum vulgare L.) to Climate Change in Northern Serbia

open access: yesAtmosphere, 2019
The present study assessed the effect of projected climate change on the sowing time, onset, and duration of flowering, the duration of the growing season, and the grain yield of spring barley in Northern Serbia.
Milena Daničić   +6 more
doaj   +1 more source

Desenvolvimento radicular do algodoeiro em resposta à localização do fertilizante Cotton root development as affected by fertilizer placement

open access: yesRevista Brasileira de Ciência do Solo, 2007
A utilização de adubos pode-se tornar prejudicial caso o fertilizante não seja localizado adequadamente. No presente trabalho foram estudados o crescimento radicular do algodoeiro (Gossypium hirsutum), o crescimento inicial e a nutrição da planta ...
Fábio Suano de Souza   +2 more
doaj   +1 more source

Impact of soil compaction in sowing on development and crops of sugar beet

open access: yesResearch in Agricultural Engineering, 2006
Putting together work operations minimizes the number of machine passes across the plot, which helps to reduce negative soil compaction and to save fuels.
V. Uhlíř, J. Mareček, J. Červinka
doaj   +1 more source

DEM simulation research of selected sowing unit elements used in a mechanical seeding drill

open access: yesMATEC Web of Conferences, 2019
The paper presents the results of research aimed at the verification of the existing design solutions of four example sowing units for agricultural seed drills with the most frequently used types of sowing wheels.
Marcinkiewicz Jacek   +5 more
doaj   +1 more source

Development of technology and manufacturing of an import-substituting complex of machines for cultivating crops

open access: yesАграрная наука Евро-Северо-Востока, 2020
A variety of topography, climate, vegetation and soil of the Southern Urals indicates the need to choose the technology and complex of machines for cultivating crops in accordance with the conditions of the zone and economy.
R. S. Rakhimov   +7 more
doaj   +1 more source

Designing acorn protection for direct seeding of quercus species in high predation areas

open access: yesForest Systems, 2015
Aim of the study: a) To present the trial-and-error approach followed in the design and patent of a manufactured seed and seedling protector effective against mice and voles, rabbits, wild boar and deer (http://bopiweb.com/elemento/829172/). b) To assess
Jose A. Reque, Eduardo Martin
doaj   +1 more source

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