Using hand-held chlorophyll meters and canopy reflectance sensors for fertilizer nitrogen management in cereals in small farms in developing countries

AM Ali - Sensors, 2020 - mdpi.com
To produce enough food, smallholder farmers in developing countries apply fertilizer
nitrogen (N) to cereals, sometimes even more than the local recommendations. During the …

[图书][B] Sustainable agriculture

E Lichtfouse, M Navarrete, P Debaeke, S Véronique… - 2009 - Springer
Biocontrol is an ecological method of controlling pests such as insects, mites, weeds and
plant diseases using other organisms. 1 This practice has been used for centuries, and the …

Nitrogen management by small farmers with the use of leaf color chart: a review

P Saha, H Nayak, A Barman, A Bera… - Journal of Plant …, 2023 - Taylor & Francis
Nitrogen (N) is one of the most crucial nutrients from production point of view regardless of
the crop species. Being a key factor of crop production, N management is very essential …

Site-specific nitrogen management in dry direct-seeded rice using chlorophyll meter and leaf colour chart

AM Ali, HS Thind, S Sharma, Y Singh - Pedosphere, 2015 - Elsevier
The need to maintain high rice yields and improve fertilizer nitrogen (N)-use efficiency has
fueled the use of tools such as leaf colour chart (LCC) and chlorophyll meter (SPAD meter) …

Effects of brassinosteroid and brassinosteroid mimic on photosynthetic efficiency and rice yield under heat stress

J Thussagunpanit, K Jutamanee, W Sonjaroon… - Photosynthetica, 2015 - Springer
Brassinosteroids (BRs) have been reported to counteract various stresses. We investigated
effects of exogenously applied brassinosteroid, 24-epibrassinolide (EBR), and …

Comparative Performance of Hybrid and Elite Inbred Rice Varieties with respect to Their Source‐Sink Relationship

MM Haque, HR Pramanik, JK Biswas… - The Scientific World …, 2015 - Wiley Online Library
Hybrid rice varieties have higher yield potential over inbred varieties. This improvement is
not always translated to the grain yield and its physiological causes are still unclear. In order …

Assessment of leaf color chart observations for estimating maize chlorophyll content by analysis of digital photographs

JM Friedman, ER Hunt Jr, RG Mutters - Agronomy Journal, 2016 - Wiley Online Library
Developed as a nondestructive aid for estimating the N content in rice (Oryza sativa L.)
crops, leaf color charts (LCCs) are a numbered series of plastic panels that range from …

Site-specific fertilizer nitrogen management in cereals in South Asia

AM Ali - Sustainable agriculture reviews 39, 2020 - Springer
In cereal crop production in South Asia, nitrogen fertilizers are generally managed as
blanket recommendations formulated on the basis of crop response data averaged over …

Influence of sowing dates and nitrogen levels on growth, yield and quality of scented rice cv. Pusa Sugandh-3 in Kashmir valley

SA Wani, S Qayoom, MA Bhat… - Journal of applied …, 2016 - journals.ansfoundation.org
A field experiment was carried out to determine the optimum sowing date and nitrogen (N)
level for the scented rice cv. Pusa Sugandh-3. Twelve treatment combinations of 3 sowing …

[HTML][HTML] Site-Specific Nitrogen Fertilizer Management Using Canopy Reflectance Sensors, Chlorophyll Meters and Leaf Color Charts: A Review

AM Ali, HM Salem - Nitrogen, 2024 - mdpi.com
The efficient management of nitrogen (N) on a site-specific basis is critical for the
improvement of crop yield and the reduction of environmental impacts. This review …