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El Niño: Malawi’s harvest of maize – its staple food – may fall by 22.5% this year
El Niñ o Malawi harvest of maize staple food
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2024/4/1
Maize is the preferred staple of most of southern Africa. In Malawi it supplies two-thirds of national calorie intake. Nine out of 10 farming households produce maize and devote over 70% of their...
Modelling climate change impacts on maize yields under low nitrogen input conditions in sub-Saharan Africa
crop simulation model ensemble modelling model intercomparison smallholder farming systems uncertainty
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2023/12/21
Smallholder farmers in sub-Saharan Africa (SSA) currently grow rainfed maize with limited inputs including fertilizer. Climate change may exacerbate current production constraints. Crop models can hel...
Gypsy retrotransposon-derived maize lncRNA GARR2 modulates gibberellin response
Gypsy retrotransposon-derived maize lncRNA GARR2 gibberellin
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2023/7/20
Long non-coding RNAs (lncRNAs) mediate diverse biological events mainly through the modulation of transcriptional hierarchy. The phytohormone gibberellin (GA) is essential for various aspects of plant...
基于CERES-Maize模型的玉米水分关键期干旱指数天气保险：以陕西长武为例
玉米 天气指数保险 干旱指数保险 农业保险 CERES-Maize作物模型 概率分布模型
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2021/1/20
水分关键期干旱是影响玉米生长和产量的主要限制因子，构建此时期玉米干旱损失模型，研究干旱指数天气保险，对于合理设计天气指数保险和解决目前传统农业保险的困境，转移农业气象灾害风险具有重要意义。针对作物特定阶段单因子气象灾害影响难以剥离的问题，本研究在西北农林科技大学旱作农业长武试验站进行了连续3a的雨养玉米观测试验，利用田间试验数据（玉米生长发育数据、气象数据、土壤数据和田间管理数据）对CERES-M...
北京市农林科学院科研创新新产品：PlantCAD-Maize玉米三维形态交互式数字化设计系统（图）
北京市农林科学院 科研创新 PlantCAD-Maize 玉米三维 形态交互式 数字化设计系统
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2022/5/25
PlantCAD-Maize是一款用于玉米三维形态的交互式数据化设计系统，设计目标为集交互造型、动态建模、虚拟表示、体验漫游、科学计算功能于一体的软件平台，为玉米虚拟化、数字化、可视化建模提供便携可靠的交互工具，具备多源数据整合能力，包括三维图形数据、三维数字化仪数据、三维激光扫描仪数据、数字图像信息等，为数字职务虚拟仿真建模以及玉米光和产量、种业等研究应用提供基本平台工具。
Application of CRISPR-Cas12a temperature sensitivity for improved genome editing in rice, maize, and Arabidopsis
CRISPR-Cas12a Temperature Genome editing Rice Arabidopsis Maize
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2023/8/9
CRISPR-Cas12a (formerly Cpf1) is an RNA-guided endonuclease with distinct features that have expanded genome editing capabilities. Cas12a-mediated genome editing is temperature sensitive in plants, bu...
BACKSCATTER ANALYSIS USING MULTI-TEMPORAL SENTINEL-1 SAR DATA FOR CROP GROWTH OF MAIZE IN KONYA BASIN, TURKEY
Sentinel-1 backscatter SAR maize crop growth monitoring land use
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2018/5/11
Temporal monitoring of crop types is essential for the sustainable management of agricultural activities on both national and global levels. As a practical and efficient tool, remote sensing is widely...
Variation for In Vivo Digestibility in Two Maize Hybrid Silages
ruminant nutritive value neutral detergent fibre fermentation correlation
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2018/3/5
The experiment was aimed at confirming that silages made of two very similar hybrids could have different in
vivo digestibility, primarily amylase-treated neutral detergent fibre digestibility (aNDFD...
基于CERES-Maize模型的吉林春玉米遗传参数调试
春玉米 CERES-Maize 遗传参数 吉林
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2017/11/16
为了应用CERES-Maize模型模拟吉林春玉米生长发育和产量形成，需要确定主栽春玉米品种的遗传参数。采用晚熟春玉米品种‘吉单159’和‘先玉335’多年田间观测数据和同期气象、土壤等数据进行遗传参数调试，并对模型的模拟效果进行验证。结果表明：2个春玉米品种生育期的模拟值和实测值散点均在1:1线周围。‘吉单159’播种至开花天数和播种至成熟天数RMSE值分别为3.78和10.90。‘先玉335’播...
Soya, maize, and sorghum–based ready-to-use therapeutic food with amino acid is as efficacious as the standard milk and peanut paste–based formulation for the treatment of severe acute malnutrition in children: a noninferiority individually randomized controlled efficacy clinical trial in Malawi
severe acute malnutrition anemia iron deficiency anemia efficacy ready-to-use therapeutic food amino acid sorghum soya cow milk
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2018/11/16
Background: Development of more cost-effective ready-to-use therapeutic food (RUTF) is a global public health priority. To date, previous lower-cost recipes have been less effective than the standard ...
Soya, maize, and sorghum–based ready-to-use therapeutic food with amino acid is as efficacious as the standard milk and peanut paste–based formulation for the treatment of severe acute malnutrition in children: a noninferiority individually randomized controlled efficacy clinical trial in Malawi
severe acute malnutrition anemia iron deficiency anemia efficacy ready-to-use therapeutic food amino acid sorghum soya cow milk
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2018/11/20
Background: Development of more cost-effective ready-to-use therapeutic food (RUTF) is a global public health priority. To date, previous lower-cost recipes have been less effective than the standard ...
Effects of biological and chemical additives on fermentation progress in maize silage
forage conservation lactic acid bacteria formic acid ermentation dynamics
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2017/6/22
The objective of this study was to evaluate the effects of bacterial and chemical additives on the number of lactic acid bacteria (LAB) and on fermentation indicators in whole maize silage at 1, 3, 5,...
Splash erosion in maize crops under conservation management in combination with shallow strip-tillage before sowing
aggregate stability conservation tillage mulch plants cover plants residues silage maize soil protection
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2017/6/26
Soil under maize cropping is among the most endangered by erosion. The effect of conservation tillage management on values of splash erosion when using shallow strip tillage before sowing maize was ev...
The effect of lipids, a lipid-rich ready-to-use therapeutic food, or a phytase on iron absorption from maize-based meals fortified with micronutrient powders
iron absorption macronutrients lipid ready-to-use therapeutic food RUTF micronutrient powder MNP lipid-based nutrient supplements LNS
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2018/11/14
Background: Ready-to-use-therapeutic foods (RUTFs) high in lipid, protein, and iron are used to treat malnutrition. Lipids increase gastric residence time, which could increase iron absorption, partic...
Effect of row width on splash erosion and throughfall in silage maize crops
erosion growth stage leaf area index plant length precipitation
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2017/4/6
Line width is one of the major factors affecting arable soil erosion. The aim of the study was to assess the effects of different row spacing on splash erosion and throughfall in maize crops. Field me...