Results 81 to 90 of about 416,275 (392)

Statistical process control applied to mechanized peanut sowing as a function of soil texture

open access: yesPLoS ONE, 2017
The successful establishment of agricultural crops depends on sowing quality, machinery performance, soil type and conditions, among other factors. This study evaluates the operational quality of mechanized peanut sowing in three soil types (sand, silt ...
Cristiano Zerbato   +5 more
semanticscholar   +1 more source

Root Meristem Maintenance Mechanisms are Key to Plant Defense Against Nanoplastics

open access: yesAdvanced Science, EarlyView.
Small nanoplastics can disrupt cell integrity and inhibit cell division in meristem zone of plant root. The plants can counteract the cell damage by upregulating genes associated with root meristem maintenance and increasing auxin accumulation by PIN2 transport inhibition.
Sirui Ma   +7 more
wiley   +1 more source

Boron deficiency responses in maize (Zea mays L.) roots

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView., 2023
Abstract Background Boron (B) is an essential micronutrient for plants. Dicot plants respond to insufficient B supply by altering root architecture and root hair growth. How root systems of rather low‐B demanding monocot species such as maize (Zea mays L.) respond to B deficiency in terra has not been experimentally resolved, yet.
Manuela Désirée Bienert   +5 more
wiley   +1 more source

Dry matter accumulation of winter wheat and barley at different sowing dates [PDF]

open access: yesRatarstvo i Povrtarstvo, 2018
Dry matter accumulation is one of the best estimates for crop reaction to the effect of genotype or environmental factors. However, there is a lack of information about comparative crop growth between wheat and barley under conditions of the Pannonian ...
Mirosavljević Milan   +4 more
doaj  

Sowing performance by a metering mechanism of continuous flow in different slope conditions [PDF]

open access: yesEngenharia Agrícola, 2016
One of the reasons for the success of a productive culture is the correct sowing. Therefore, the seeds must be properly dosed, deposited and not damaged by the metering mechanism of the seed drill. So, the aim of this study was to evaluate in a simulator
TIAGO P. DA S. CORREIA   +4 more
doaj   +1 more source

Possibilities to improve yield of green manured spring barley crop by delayed sowing in organic production [PDF]

open access: yes, 2003
During 2000-2002 field trials were carried out at two locations (Juva and Ruukki) to investigate the effect of delayed sowing on green manured barley ...
Forsman, Kristian   +2 more
core  

Can outsourcing pest and disease control help reduce pesticide expenditure? Evidence from rice farmers

open access: yesAgribusiness, EarlyView.
Abstract Outsourcing pest and disease control (PDC) has grown rapidly worldwide, especially in developing countries. Although numerous studies have investigated various advantages of outsourcing PDC, little is known about its impact on pesticide expenditure.
Pengcheng Wang   +2 more
wiley   +1 more source

Effect of planting date on accumulated temperature and yield of ratooning rice

open access: yesGuan'gai paishui xuebao
【Objective】 The effect of temperature on plant development is often characterized by degree days or accumulated temperature. In this paper, we investigate how planting date affects accumulated temperature and the consequence for the yield of two ...
YI Jia   +9 more
doaj   +1 more source

Growth studies with hemp (Cannabis sativa L.) : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Horticultural Science at Massey University [PDF]

open access: yes, 2007
The effect of latitude, sowing date and density on yield, height and growing time were studied by sowing two varieties of hemp for seed at three sites in New Zealand. Predation and poor germination hampered results.
Gibson, Arthur Randall
core  

Examining the Impact of Row Planting on Labor Use for Sustainable Food Production Among Maize Farmers in Rural Ghana

open access: yesAgribusiness, EarlyView.
ABSTRACT Smallholder farmers are reverting to traditional production methods due to the high opportunity costs and unintended consequences of new technologies. This study focuses on row planting technology, which is labor‐intensive and slow without mechanized operations.
Emmanuel Tetteh Jumpah   +4 more
wiley   +1 more source

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