Results 31 to 40 of about 1,227,522 (193)

Effects of 42-year long-term fertilizer management on soil phosphorus availability, fractionation, adsorption–desorption isotherm and plant uptake in flooded tropical rice

open access: yesCrop Journal, 2015
Soil phosphorus (P) fractionation, adsorption, and desorption isotherm, and rice yield and P uptake were investigated in flooded tropical rice (Oryza sativa L.) following 42-year fertilizer and manure application.
Pratap Bhattacharyya   +12 more
doaj   +1 more source

Adaptation of Cowpea (Vigna unguiculata (L.) Walp.) to Water Deficit during Vegetative and Reproductive Phases Using Physiological and Agronomic Characters

open access: yesInternational Journal of Agronomy, 2021
Cowpea (Vigna unguiculata (L.) Walp.) is an important commodity in West Africa. Its seeds are a valuable source of protein, vitamins, and income for humans.
Vincent Ezin   +3 more
doaj   +1 more source

Canopy physiology, vine performance and host-pathogen interaction in a fungi resistant cv. Sangiovese x Bianca accession vs. a susceptible clone

open access: yesScientific Reports, 2017
The present study compares the physiological and cropping response of the new fungi-resistant grapevine Accession 72–096 (‘Sangiovese’ x ‘Bianca’ hybrid) against a susceptible ‘Sangiovese’ clone which was either fully (FS-SG) or partially sprayed (PS-SG).
S. Poni   +6 more
doaj   +1 more source

Development of strategies to improve quality and safety and reduce cost of production in organic and ‘low input‘ crop production systems [PDF]

open access: yes, 2007
The overall aims of organic and low input crop production include the economically viable and environmentally sound production of high quality food and feed.
Cohen, Y.   +3 more
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The Inferior Grain Filling Initiation Promotes the Source Strength of Rice Leaves

open access: yesRice, 2023
Poor grain-filling initiation in inferior spikelets severely impedes rice yield improvement, while photo-assimilates from source leaves can greatly stimulate the initiation of inferior grain-filling (sink).
Zhengrong Jiang   +12 more
doaj   +1 more source

Forage cuts as a by-product in organic seed production [PDF]

open access: yes, 2002
A major problem in organic grass seed production on arable farms is to provide for a sufficient nitrogen supply. A nitrogen-fixing crop may be able to cover the nitrogen requirement - wholly or partly.
Boelt, B., Deleuran, L.C.
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Understanding the Perception of Mango (Mangifera indica) Farmers on the Impact of Climate Change on Mango Farming in Nigeria

open access: yesInternational Journal of Agronomy
Climate change (CC) scenario is already acknowledged as one of those environmental challenges that threaten every facet of life including mango farming.
Timothy O. Ogunbode   +5 more
doaj   +1 more source

Forecasting Rice Productivity and Production of Odisha, India, Using Autoregressive Integrated Moving Average Models

open access: yesAdvances in Agriculture, 2014
Forecasting of rice area, production, and productivity of Odisha was made from the historical data of 1950-51 to 2008-09 by using univariate autoregressive integrated moving average (ARIMA) models and was compared with the forecasted all Indian data. The
Rahul Tripathi   +8 more
doaj   +1 more source

Physiological factors influencing climate-smart agriculture: Daylength-mediated interaction between tillering and flowering in rice

open access: yesBMC Plant Biology
Background Controlling rice tillering and flowering is essential for reducing greenhouse gas emissions from paddy fields, a key objective in climate-smart agriculture.
Hyeon-Seok Lee   +7 more
doaj   +1 more source

Cross-Disciplinary Analysis of the On-Farm Transition from Conventional to Organic Vegetable Production [PDF]

open access: yes, 2008
This farm-scale analysis of the three-year transition to organic from conventional vegetable production tracked the changes in crop, soil, pest and management on two ranches (40 and 47 ha) in the Salinas Valley, California.
Jackson, Louise E.   +5 more
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