Agricultural and Biological Sciences
Soil Fertility
100%
Land Tenure
65%
Integrated Pest Management
53%
Cropping System
50%
Sorghum
50%
Agricultural Research
48%
Cowpea
45%
Weed Management
43%
Economic Sustainability
37%
Crop Protection
37%
Entomopathogens
37%
Pest Control
37%
Capsid
37%
Crop Production
37%
Azadirachta Indica
31%
Land Use
31%
Biological Sciences
30%
Nutrient Uptake
28%
Striga
25%
Social Science
23%
Soil Management
21%
Indigenous Knowledge
21%
Grains
20%
Agroforestry
18%
Cultivar
18%
Soil Chemical Properties
18%
Seed Quality
14%
Insect Pests
12%
Extension Agents
12%
Food Crop
12%
Grain Legume
12%
Ridging
12%
Striga Hermonthica
12%
Crop Management
12%
Parasitic Weed
12%
Rural Poverty
12%
Soil Organic Nitrogen
12%
Imperata
12%
Soil Organic Matter
12%
Trap Crop
12%
Information Systems
12%
Seeds
10%
Contract Farming
10%
Genetic Resource
10%
Genetic Variability
10%
Genetic Divergence
10%
Heteroptera
9%
Biological Production
9%
Organic Farming
9%
Sahlbergella singularis
9%
Miridae
9%
Americans
9%
Distantiella theobroma
9%
Arbuscular Mycorrhizal Fungi
9%
Gliricidia sepium
9%
Soil Health
9%
Group Behavior
9%
Residual Effects
9%
Land Ownership
9%
Arbuscular Mycorrhiza
9%
Pigeonpea
7%
High-Yielding Varieties
6%
Farming Systems Research
6%
Insect Disease
6%
Case Study
6%
On-Farm Research
6%
Parasitic Plant
6%
Seed Extracts
6%
Epiphyte
6%
Sole
6%
Crop Diversity
6%
Supervisors
6%
Agricultural Science
6%
Linear Models
5%
Sorghum Bicolor
5%
Social Sciences
Ghana
81%
Soil Fertility
50%
Diseases
37%
West Africa
37%
Land Tenure
37%
Agricultural Research
37%
Social Capital
28%
Action Research
24%
Innovation Systems
18%
Information Systems
18%
Biological Factor
18%
Scientists
18%
Price
18%
Technology Transfer
15%
Strategic Management
13%
Conceptual Framework
12%
Scaling-Up
12%
Macro Level
12%
Technology Development
12%
Social Science
12%
Transport
9%
Pest Control
9%
Comparative Analysis
9%
Cultural Practices
9%
Social Economics
9%
Qualitative Method
9%
Action Learning
9%
Environmental Problem
9%
Systems Theory
9%
Socioeconomic Factor
9%
Labor Cost
9%
Disease Control
9%
Appropriate Technology
9%
Participant Observation
9%
Learning Theory
9%
Foreign Exchange
9%
Regional Geography
9%
Learning Process
9%
Fertility Decline
7%
Household
7%
Multi-Stakeholders
6%
Marketing Channel
6%
Outcomes Research
6%
Democratization
6%
Coconstruction
6%
Literature Reviews
6%
Diffusion of Technology
6%
Scientific Activities
6%
Applied Research
6%
Scientific Discipline
6%
Credit
6%