The phrase "approaches that differ" is correct and usable in written English.
It can be used when discussing various methods or strategies that are not the same or have distinct characteristics.
Example: "In our research, we examined several approaches that differ in their effectiveness for solving the problem."
Alternatives: "divergent approaches" or "distinct methods".
Focused on a sloping arable land (100 ha) affected by distinct water erosion, we tested for this purpose two conceptually different predictive approaches that differ in the nature of the spectroscopic predictor variables.
For sources other than 750 MW power plants, however, States retain the discretion to adopt approaches that differ from the guidelines.
Indeed, four linearization approaches, that differ according to the stage of introduction of the linearization process in the computations, are discussed.
For example, the UK and the US may be adopting approaches that differ with respect to protecting commercial banks from more speculative, proprietary trading, but the policy concerns are broadly similar – and may not be so pressing elsewhere, where banking traditions are different and trading is more restrained.
In the following, according to[10] we describe two manual optimization approaches that differ in terms of adaptation to the considered deployment scenario.
Research into combination effects of genotoxic chemicals has typically employed concepts and approaches that differ in important ways from those underpinning other areas of mixture toxicology.
Participants were asked to comment on the pros and cons associated with three implementation approaches that differed by responsibility, and to recommend an optimal approach.
Hume's influence on later authors may be most evident in those features of his approach that differ from previous treatments of the emotions and moral sense.
And it could mean restructuring much of the management team again if a newcomer has an approach that differs from Mr. El-Erian's.
The SEC's proposal, developed over the course of more than two years, reflects a holistic approach that differs in key respects from that taken by the Commodity Futures Trading Commission with respect to transnational swap activities (the "CFTC Proposal").
Therefore, our aim was to evaluate the specificity of ditch material properties to determine whether ditches require an approach that differs from that of field soils when studying water and pesticide fate in farmed landscapes.
