"chiefly based on" is an appropriate phrase to use in written English.
It is generally used to describe something that is mostly influenced by a single source or idea. For example, "This argument is chiefly based on the research conducted by John Smith."
Several evidence-based guidelines, chiefly based on expert opinion, have defined treatment goals for patients with HoFH.
The economy of the surrounding region is chiefly based on multicrop subsistence farming and sedentary livestock breeding.
The penguin anatomy (leg and main blood vessels) is reconstructed using data chiefly based on the Humboldt species.
The evidence used to encourage or alter the policy is (by necessity) chiefly based on international experience.
The developed lab-scale solar reactor basically pertaining to the indirect heating concept is chiefly based on a tube-type configuration in tandem with a cavity receiver.
The information presented here is chiefly based on the returns made by 140 countries to the Social Security Administration of the United States and published in 1985 as Social Security Programs Throughout the World.
Our feeling is that, since the concept of soil chiefly bases on the occurrence of weathering and internal differentiation – both induced by biotic and/or abiotic processes – in an incoherent mass of mineral matter, the clearly altered surfaces of Venus, Mars, and our moon deserve the rank of soils.
Development of the law took place chiefly through precedent based on the reported judgments of the courts, rather than through legislation.
As the Yanchang Formation is generally less than 3000 m in depth where the plastic deformation is not obvious and the structural fractures in the Chang 71 and 72 members are chiefly shearing fractures based on field measurements and core observations (Fig. 8), the mechanical behavior follows the elastic model, which is described by the generalized Hook's law.
They engage chiefly in subsistence agriculture based on the cultivation of yams, taros, sweet potatoes, and bananas.
Julian period, chronological system now used chiefly by astronomers and based on the consecutive numbering of days from Jan . 1 , 4713c.
