The phrase "adequate knowledge on" is correct and usable in written English.
It can be used when discussing someone's level of understanding or expertise in a particular subject or area.
Example: "To succeed in this role, you must have adequate knowledge on the latest industry trends."
Alternatives: "sufficient knowledge of" or "proficient understanding of".
But researchers lack adequate knowledge on inseminating many exotic zoo animals.
Only 23.5% of the respondents had adequate knowledge on malaria.
The weather resistance design of building facades requires adequate knowledge on the wind and rain environments around the building.
Because of numerous difficulties in measuring temperature, no adequate knowledge on temperature distribution of workpiece, tool and plasma channel is available.
Only 10% of the students reported that they had adequate knowledge on addiction to dealing with cocaine (smoked) users and wish to work with these users.
Depletion of water levels in aquifers and decline in design yield of wells due to excessive pumping in the absence of adequate knowledge on groundwater availability are becoming a major concern across the globe (Babikar et al. 2005; Kendy et al. 2003; Konikow and Kendy 2005; Pandey et al. 2010; Reddy 2005; Saha et al. 2007; Shah et al. 2000).
Future initiatives need to be based on adequate knowledge of women's preferences, cultural-specific traits, capabilities, perceptions of risk and the constraints in which they may live.
Future initiatives to improve access and utilisation of safe health services for pregnant women within rural Sierra Leone need to be based on adequate knowledge of women's preferences, cultural-specific traits, capabilities, perceptions of risk and the constraints in which they may live.
The latest "Tomorrow's Doctors"[ 30] states that students must have "Adequate knowledge of the sciences on which medicine is based and a good understanding of the scientific methods including principles of measuring biological functions, the evaluation of scientifically established facts and the analysis of data".
Individually adapted training programs could be prescribed based on fitness assessment results and an adequate knowledge of patient lifestyle and daily physical activity.
Once the content creator possesses adequate knowledge of their rights, they can move forward with capitalizing on their talents and making a name for themselves in this business called music.
