Results 11 to 20 of about 583,193 (312)

Science-based decision support for formulating crop fertilizer recommendations in sub-Saharan Africa [PDF]

, 2020
Open Access Article; Published online: 31 Jan 2020In sub-Saharan Africa, there is considerable spatial and temporal variability in relations between nutrient application and crop yield, due to varying inherent soil nutrients supply, soil moisture, crop ...
Andersson, Jens A., Balemi, T., Craufurd, P.Q., Jibrin, J.M., Kamara A.Y., Masuki, K., Mohammed, I., Mutegi, J., Pampolino, M.F., Rurinda, J., Vanlauwe, Bernard, Zingore, S.   +11 more
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Testing an Online Spread Pattern Determination Sensor on a Broadcast Fertilizer Spreader [PDF]

, 2002
An alternative method for fertilizer spread pattern determination was developed based on predicting where individual fertilizer particles land on the ground, in contrast to the traditional method of collecting the particles in bins (ASAE Standard S341.2).
Grift, T.E., Hofstee, J.W.
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Assessment of Organic Fertilizer Usage by Garden Egg Farmers in Enugu State, Nigeria [PDF]

, 2019
The study was undertaken to assess organic fertilizer usage by garden egg farmers in Enugu State, Nigeria. The multistage sampling technique was used to select 80 garden egg farmers.
Chah, Jane Mbolle, Odoh, Ikedichukwu, Uddin, Irenonsen Oyaimare   +2 more
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Development and critical evaluation of a generic 2-D agro-hydrological model (SMCR_N) for the responses of crop yield and nitrogen composition to nitrogen fertilizer [PDF]

, 2009
Models play an important role in optimizing fertilizer use in agriculture to maintain sustainable crop production and to minimize the risk to the environment.
Greenwood, Duncan J., Rahn, C. (Clive), Thorup-Kristensen, Kristian, Yang, D. (Dejun), Zhang, Kefeng   +4 more
core   +1 more source

Mitigating N2O and NO Emissions from Direct-Seeded Rice with Nitrification Inhibitor and Urea Deep Placement

Rice Science, 2020
Soil-emitted nitrous oxide (N2O) and nitric oxide (NO) in crop production are harmful nitrogen (N) emissions that may contribute both directly and indirectly to global warming.
Yam Kanta Gaihre, Upendra Singh, Wendie D. Bible, Job Fugice, Jr., Joaquin Sanabria   +4 more
doaj   +1 more source

Manganese affects the growth and metabolism of Ganoderma lucidum based on LC-MS analysis [PDF]

PeerJ, 2019
Background As a metal-enriched edible fungus, Ganoderma lucidum is capable of adsorbing manganese effectively. And the manganese ion is demonstrated to play an important role in the synthesis of manganese peroxidase (Mnp) and other physiological ...
Bo Zhang, Jie Zhou, Qiang Li, Bingcheng Gan, Weihong Peng, Xiaoping Zhang, Wei Tan, Lin Jiang, Xiaolin Li   +8 more
doaj   +2 more sources

Soil Fertility and Fertilizers

AIBS Bulletin, 1957
Soil fertility and fertilizers , Soil fertility and fertilizers , مرکز فناوری اطلاعات و اطلاع رسانی ...
Samuel L. Tisdale, Werner L. Nelson
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Dynamic Change of Soil Enzyme Activities and Soil Microbe During Rice Main Growth Stages in Different Long-term Fertilizer Regimes

Journal of Pure and Applied Microbiology, 2017
Soil microbe and soil enzyme activities are closely related to the fertilizer inputs. Our objective was to explore the dynamic change of soil microbe and soil enzyme activities in paddy field during early and late rice (Oryza sativa L.) main growth ...
Hai-Ming Tang, Xiao-Ping Xiao, Wen-Guang Tang, Chao Li, Ke Wang, Kai-Kai Cheng, Geng Sun   +6 more
doaj   +1 more source

Three new species of Entoloma subgenus Pouzarella from China based on morphological and molecular data [PDF]

MycoKeys, 2018
In the present paper, three additional species of Entoloma subgenus Pouzarella viz. E. erectoides, E. griseocarpum and E. rubropilosum are described from China. E. rubropilosum is a typical species in section Pouzarella; E. griseocarpum and E. erectoides
Xiao-Lan He, Egon Horak, Di Wang, Wei-Hong Peng, Bing-Cheng Gan   +4 more
doaj   +2 more sources

Fertilizers for food and nutrition security in sub-Saharan Africa: An overview of soil health implications

Frontiers in Soil Science, 2023
Sub-Saharan Africa (SSA) faces chronic food insecurity associated with soil degradation and the peculiar aftermath of climate change and exacerbated by rising population and historically poor agricultural practices.
Christian Dimkpa, William Adzawla, Renu Pandey, Williams K. Atakora, Anselme K. Kouame, Martin Jemo, Prem S. Bindraban   +6 more
doaj   +1 more source